Auto merge of #28798 - servo:dependabot/cargo/smallbitvec-2.5.1, r=jdm

Bump smallbitvec from 2.5.0 to 2.5.1

Bumps [smallbitvec](https://github.com/servo/smallbitvec) from 2.5.0 to 2.5.1.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/servo/smallbitvec/releases">smallbitvec's releases</a>.</em></p>
<blockquote>
<h2>v2.5.1</h2>
<ul>
<li>Speed up hashing of bit vectors (<a href="https://github-redirect.dependabot.com/servo/smallbitvec/issues/27">#27</a>).</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="67d0135528"><code>67d0135</code></a> Version 2.5.1</li>
<li><a href="2e394d8c86"><code>2e394d8</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/servo/smallbitvec/issues/27">#27</a> from narpfel/improve-hash-performance</li>
<li><a href="9f7b233d5e"><code>9f7b233</code></a> Don’t use <code>usize::reverse_bits</code> to be compatible with Rust &lt;1.37</li>
<li><a href="0d8a101bf8"><code>0d8a101</code></a> Improve performance of hashing <code>SmallBitVec</code>s</li>
<li>See full diff in <a href="https://github.com/servo/smallbitvec/compare/v2.5.0...v2.5.1">compare view</a></li>
</ul>
</details>
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Cargo.lock

@@ -6025,9 +6025,9 @@ checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
 
 [[package]]
 name = "smallbitvec"
-version = "2.5.0"
+version = "2.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "797a4eaffb90d896f29698d45676f9f940a71936d7574996a7df54593ba209fa"
+checksum = "75ce4f9dc4a41b4c3476cc925f1efb11b66df373a8fde5d4b8915fa91b5d995e"
 
 [[package]]
 name = "smallvec"