Bump Swatinem/rust-cache from 2.7.1 to 2.7.2 (#2909)

Bumps [Swatinem/rust-cache](https://github.com/swatinem/rust-cache) from
2.7.1 to 2.7.2.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/swatinem/rust-cache/releases">Swatinem/rust-cache's
releases</a>.</em></p>
<blockquote>
<h2>v2.7.2</h2>
<h2>What's Changed</h2>
<ul>
<li>Update action runtime to <code>node20</code> by <a
href="https://github.com/rhysd"><code>@​rhysd</code></a> in <a
href="https://redirect.github.com/Swatinem/rust-cache/pull/175">Swatinem/rust-cache#175</a></li>
<li>Only key by <code>Cargo.toml</code> and <code>Cargo.lock</code>
files of workspace members by <a
href="https://github.com/max-heller"><code>@​max-heller</code></a> in <a
href="https://redirect.github.com/Swatinem/rust-cache/pull/180">Swatinem/rust-cache#180</a></li>
</ul>
<h2>New Contributors</h2>
<ul>
<li><a href="https://github.com/rhysd"><code>@​rhysd</code></a> made
their first contribution in <a
href="https://redirect.github.com/Swatinem/rust-cache/pull/175">Swatinem/rust-cache#175</a></li>
<li><a
href="https://github.com/max-heller"><code>@​max-heller</code></a> made
their first contribution in <a
href="https://redirect.github.com/Swatinem/rust-cache/pull/180">Swatinem/rust-cache#180</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/Swatinem/rust-cache/compare/v2.7.1...v2.7.2">https://github.com/Swatinem/rust-cache/compare/v2.7.1...v2.7.2</a></p>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/Swatinem/rust-cache/blob/master/CHANGELOG.md">Swatinem/rust-cache's
changelog</a>.</em></p>
<blockquote>
<h1>Changelog</h1>
<h2>2.7.2</h2>
<ul>
<li>Only key by <code>Cargo.toml</code> and <code>Cargo.lock</code>
files of workspace members.</li>
</ul>
<h2>2.7.1</h2>
<ul>
<li>Update toml parser to fix parsing errors.</li>
</ul>
<h2>2.7.0</h2>
<ul>
<li>Properly cache <code>trybuild</code> tests.</li>
</ul>
<h2>2.6.2</h2>
<ul>
<li>Fix <code>toml</code> parsing.</li>
</ul>
<h2>2.6.1</h2>
<ul>
<li>Fix hash contributions of
<code>Cargo.lock</code>/<code>Cargo.toml</code> files.</li>
</ul>
<h2>2.6.0</h2>
<ul>
<li>Add &quot;buildjet&quot; as a second <code>cache-provider</code>
backend.</li>
<li>Clean up sparse registry index.</li>
<li>Do not clean up src of <code>-sys</code> crates.</li>
<li>Remove <code>.cargo/credentials.toml</code> before saving.</li>
</ul>
<h2>2.5.1</h2>
<ul>
<li>Fix hash contribution of <code>Cargo.lock</code>.</li>
</ul>
<h2>2.5.0</h2>
<ul>
<li>feat: Rm workspace crates version before caching.</li>
<li>feat: Add hash of <code>.cargo/config.toml</code> to key.</li>
</ul>
<h2>2.4.0</h2>
<ul>
<li>Fix cache key stability.</li>
<li>Use 8 character hash components to reduce the key length, making it
more readable.</li>
</ul>
<h2>2.3.0</h2>
<ul>
<li>Add <code>cache-all-crates</code> option, which enables caching of
crates installed by workflows.</li>
<li>Add installed packages to cache key, so changes to workflows that
install rust tools are detected and cached properly.</li>
<li>Fix cache restore failures due to upstream bug.</li>
<li>Fix <code>EISDIR</code> error due to globed directories.</li>
<li>Update runtime <code>@actions/cache</code>, <code>@actions/io</code>
and dev <code>typescript</code> dependencies.</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/Swatinem/rust-cache/commit/a22603398250b864f7190077025cf752307154dc"><code>a226033</code></a>
2.7.2</li>
<li><a
href="https://github.com/Swatinem/rust-cache/commit/d30f1144e884b1fe579845ed7a339c640dff522e"><code>d30f114</code></a>
Only key by <code>Cargo.toml</code> and <code>Cargo.lock</code> files of
workspace members (<a
href="https://redirect.github.com/swatinem/rust-cache/issues/180">#180</a>)</li>
<li><a
href="https://github.com/Swatinem/rust-cache/commit/b1db5f9d5f9ed685de3a2774c3d3b838d2dde462"><code>b1db5f9</code></a>
Update action runtime to <code>node20</code> (<a
href="https://redirect.github.com/swatinem/rust-cache/issues/175">#175</a>)</li>
<li>See full diff in <a
href="https://github.com/swatinem/rust-cache/compare/3cf7f8cc28d1b4e7d01e3783be10a97d55d483c8...a22603398250b864f7190077025cf752307154dc">compare
view</a></li>
</ul>
</details>
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