Bump anyhow from 1.0.55 to 1.0.56 in /packer (#3520)

Summary:
Bumps [anyhow](https://github.com/dtolnay/anyhow) from 1.0.55 to 1.0.56.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/dtolnay/anyhow/releases">anyhow's releases</a>.</em></p>
<blockquote>
<h2>1.0.56</h2>
<ul>
<li>Add <code>must_use</code> warning when an Error created by <code>anyhow!</code> is not used, perhaps because the programmer meant to write <code>bail!</code> instead (<a href="https://github-redirect.dependabot.com/dtolnay/anyhow/issues/229">https://github.com/facebook/flipper/issues/229</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="933df8845a"><code>933df88</code></a> Release 1.0.56</li>
<li><a href="c8a3e4221c"><code>c8a3e42</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/dtolnay/anyhow/issues/229">https://github.com/facebook/flipper/issues/229</a> from dtolnay/must_use</li>
<li><a href="cf5d619822"><code>cf5d619</code></a> Update must-use test stderr</li>
<li><a href="573689b5f4"><code>573689b</code></a> Remove must_use call from ensure! and bail! expansions</li>
<li><a href="ffa919c8aa"><code>ffa919c</code></a> Add must_use to value created by anyhow! macro</li>
<li><a href="1af20cc440"><code>1af20cc</code></a> Add must_use to Error constructors</li>
<li><a href="06826d1d79"><code>06826d1</code></a> Add ui test for writing anyhow instead of bail</li>
<li>See full diff in <a href="https://github.com/dtolnay/anyhow/compare/1.0.55...1.0.56">compare view</a></li>
</ul>
</details>
<br />

[![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=anyhow&package-manager=cargo&previous-version=1.0.55&new-version=1.0.56)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

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</details>

Pull Request resolved: https://github.com/facebook/flipper/pull/3520

Reviewed By: antonk52

Differential Revision: D34861339

Pulled By: lblasa

fbshipit-source-id: 01f9ae5c1e7f4a7caa0761f559fd72b90794973b

packer/Cargo.lock

@@ -22,9 +22,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.55"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "159bb86af3a200e19a068f4224eae4c8bb2d0fa054c7e5d1cacd5cef95e684cd"
+checksum = "4361135be9122e0870de935d7c439aef945b9f9ddd4199a553b5270b49c82a27"
 
 [[package]]
 name = "atty"

packer/Cargo.toml

@@ -15,7 +15,7 @@ shellexpand = "2.1.0"
 tar = "0.4.38"
 serde = { version = "1.0.136", features = ["derive"] }
 serde_yaml = "0.8.23"
-anyhow = "1.0.55"
+anyhow = "1.0.56"
 sha2 = "0.10.2"
 data-encoding = "2.3.2"
 serde_json = "1.0.67"