Bump anyhow from 1.0.68 to 1.0.69 in /packer (#4498)

Summary:
Bumps [anyhow](https://github.com/dtolnay/anyhow) from 1.0.68 to 1.0.69.
<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>1.0.69</h2>
<ul>
<li>Documentation improvements</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="58377abfea"><code>58377ab</code></a> Release 1.0.69</li>
<li><a href="f65b087b52"><code>f65b087</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/dtolnay/anyhow/issues/295">https://github.com/facebook/flipper/issues/295</a> from dtolnay/docrepr</li>
<li><a href="10370e94a1"><code>10370e9</code></a> Hide repr attribute from documentation</li>
<li><a href="cf2adb47a1"><code>cf2adb4</code></a> Raise minimum toolchain for the backtrace feature to 1.60</li>
<li><a href="0a45d7665c"><code>0a45d76</code></a> Prevent actions duplication on noop merge commits</li>
<li><a href="3d91f13dcd"><code>3d91f13</code></a> Sync license text with rust-lang repos</li>
<li><a href="ed1327fbab"><code>ed1327f</code></a> Ignore redundant_clone lint on test testing clone</li>
<li>See full diff in <a href="https://github.com/dtolnay/anyhow/compare/1.0.68...1.0.69">compare view</a></li>
</ul>
</details>
<br />

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</details>

Pull Request resolved: https://github.com/facebook/flipper/pull/4498

Reviewed By: mweststrate

Differential Revision: D43305313

Pulled By: ivanmisuno

fbshipit-source-id: 17176197f318c1f3bc819946ea398c47148c2a25

packer/Cargo.lock

@@ -13,9 +13,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.68"
+version = "1.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2cb2f989d18dd141ab8ae82f64d1a8cdd37e0840f73a406896cf5e99502fab61"
+checksum = "224afbd727c3d6e4b90103ece64b8d1b67fbb1973b1046c2281eed3f3803f800"
 
 [[package]]
 name = "atty"