Bump @typescript-eslint/eslint-plugin from 4.19.0 to 4.21.0 in /flipper-js-client-sdk (#2166)

Summary:
Bumps [typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 4.19.0 to 4.21.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/typescript-eslint/typescript-eslint/releases"><code>@​typescript-eslint/eslint-plugin</code>'s releases</a>.</em></p>
<blockquote>
<h2>v4.21.0</h2>
<h1><a href="https://github.com/typescript-eslint/typescript-eslint/compare/v4.20.0...v4.21.0">4.21.0</a> (2021-04-05)</h1>
<h3>Bug Fixes</h3>
<ul>
<li><strong>eslint-plugin:</strong> [no-type-alias] consider <code>keyof</code> as an alias (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3242">#3242</a>) (<a href="329ef02309">329ef02</a>)</li>
<li><strong>eslint-plugin:</strong> [no-unnecessary-type-assertion] correct bad fix for angle bracket assertion (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3244">#3244</a>) (<a href="265a039c7e">265a039</a>)</li>
<li><strong>eslint-plugin:</strong> [restrict-plus-operands] consider template literal types as strings (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3234">#3234</a>) (<a href="ccfd68e365">ccfd68e</a>)</li>
<li><strong>eslint-plugin:</strong> [strict-boolean-expressions] account for truthy literals (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3236">#3236</a>) (<a href="0913f40c87">0913f40</a>)</li>
<li><strong>eslint-plugin:</strong> always ignore assignments in no-unnecessary-type-assertion (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3235">#3235</a>) (<a href="02214768a3">0221476</a>)</li>
</ul>
<h3>Features</h3>
<ul>
<li><strong>eslint-plugin:</strong> [no-unsafe-argument] add rule (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3256">#3256</a>) (<a href="b1aa7dc697">b1aa7dc</a>), closes <a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/791">https://github.com/facebook/flipper/issues/791</a></li>
<li><strong>eslint-plugin:</strong> [no-unsafe-call][no-unsafe-member-access] improve report messages for <code>this</code> for <code>noImplicitThis</code> (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3199">#3199</a>) (<a href="b1b26c4843">b1b26c4</a>)</li>
</ul>
<h2>v4.20.0</h2>
<h1><a href="https://github.com/typescript-eslint/typescript-eslint/compare/v4.19.0...v4.20.0">4.20.0</a> (2021-03-29)</h1>
<h3>Features</h3>
<ul>
<li><strong>eslint-plugin:</strong> [space-infix-ops] support for class properties and type aliases (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3231">#3231</a>) (<a href="5414bf27a8">5414bf2</a>)</li>
<li><strong>eslint-plugin:</strong> [type-annotation-spacing] handle space between ? and : (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3138">#3138</a>) (<a href="40bdb0b27b">40bdb0b</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/typescript-eslint/typescript-eslint/blob/master/packages/eslint-plugin/CHANGELOG.md"><code>@​typescript-eslint/eslint-plugin</code>'s changelog</a>.</em></p>
<blockquote>
<h1><a href="https://github.com/typescript-eslint/typescript-eslint/compare/v4.20.0...v4.21.0">4.21.0</a> (2021-04-05)</h1>
<h3>Bug Fixes</h3>
<ul>
<li><strong>eslint-plugin:</strong> [no-type-alias] consider <code>keyof</code> as an alias (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3242">#3242</a>) (<a href="329ef02309">329ef02</a>)</li>
<li><strong>eslint-plugin:</strong> [no-unnecessary-type-assertion] correct bad fix for angle bracket assertion (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3244">#3244</a>) (<a href="265a039c7e">265a039</a>)</li>
<li><strong>eslint-plugin:</strong> [restrict-plus-operands] consider template literal types as strings (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3234">#3234</a>) (<a href="ccfd68e365">ccfd68e</a>)</li>
<li><strong>eslint-plugin:</strong> [strict-boolean-expressions] account for truthy literals (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3236">#3236</a>) (<a href="0913f40c87">0913f40</a>)</li>
<li><strong>eslint-plugin:</strong> always ignore assignments in no-unnecessary-type-assertion (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3235">#3235</a>) (<a href="02214768a3">0221476</a>)</li>
</ul>
<h3>Features</h3>
<ul>
<li><strong>eslint-plugin:</strong> [no-unsafe-argument] add rule (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3256">#3256</a>) (<a href="b1aa7dc697">b1aa7dc</a>), closes <a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/791">https://github.com/facebook/flipper/issues/791</a></li>
<li><strong>eslint-plugin:</strong> [no-unsafe-call][no-unsafe-member-access] improve report messages for <code>this</code> for <code>noImplicitThis</code> (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3199">#3199</a>) (<a href="b1b26c4843">b1b26c4</a>)</li>
</ul>
<h1><a href="https://github.com/typescript-eslint/typescript-eslint/compare/v4.19.0...v4.20.0">4.20.0</a> (2021-03-29)</h1>
<h3>Features</h3>
<ul>
<li><strong>eslint-plugin:</strong> [space-infix-ops] support for class properties and type aliases (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3231">#3231</a>) (<a href="5414bf27a8">5414bf2</a>)</li>
<li><strong>eslint-plugin:</strong> [type-annotation-spacing] handle space between ? and : (<a href="https://github-redirect.dependabot.com/typescript-eslint/typescript-eslint/issues/3138">#3138</a>) (<a href="40bdb0b27b">40bdb0b</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="3181b32d57"><code>3181b32</code></a> chore: publish v4.21.0</li>
<li><a href="ccfd68e365"><code>ccfd68e</code></a> fix(eslint-plugin): [restrict-plus-operands] consider template literal types ...</li>
<li><a href="0913f40c87"><code>0913f40</code></a> fix(eslint-plugin): [strict-boolean-expressions] account for truthy literals ...</li>
<li><a href="02214768a3"><code>0221476</code></a> fix(eslint-plugin): always ignore assignments in no-unnecessary-type-assertio...</li>
<li><a href="b1b26c4843"><code>b1b26c4</code></a> feat(eslint-plugin): [no-unsafe-call][no-unsafe-member-access] improve report...</li>
<li><a href="b1aa7dc697"><code>b1aa7dc</code></a> feat(eslint-plugin): [no-unsafe-argument] add rule (<a href="https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin/issues/3256">#3256</a>)</li>
<li><a href="62dfcc63f3"><code>62dfcc6</code></a> docs(eslint-plugin): [typedef] fix typo (<a href="https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin/issues/3243">#3243</a>)</li>
<li><a href="329ef02309"><code>329ef02</code></a> fix(eslint-plugin): [no-type-alias] consider <code>keyof</code> as an alias (<a href="https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin/issues/3242">#3242</a>)</li>
<li><a href="265a039c7e"><code>265a039</code></a> fix(eslint-plugin): [no-unnecessary-type-assertion] correct bad fix for angle...</li>
<li><a href="c16b42969e"><code>c16b429</code></a> chore: publish v4.20.0</li>
<li>Additional commits viewable in <a href="https://github.com/typescript-eslint/typescript-eslint/commits/v4.21.0/packages/eslint-plugin">compare view</a></li>
</ul>
</details>
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Pull Request resolved: https://github.com/facebook/flipper/pull/2166

Reviewed By: mweststrate

Differential Revision: D27618347

Pulled By: passy

fbshipit-source-id: d5c454b1a4ffdb74856d40d0011123f590f7d34c

flipper-js-client-sdk/package.json

@@ -27,7 +27,7 @@
   "licenseFilename": "LICENSE",
   "readmeFilename": "README.md",
   "devDependencies": {
-    "@typescript-eslint/eslint-plugin": "^4.20.0",
+    "@typescript-eslint/eslint-plugin": "^4.21.0",
     "@typescript-eslint/parser": "^4.20.0",
     "ansi-to-html": "^0.6.3",
     "babel-eslint": "^10.0.1",