Bump rand from 0.9.2 to 0.9.4 (#6)

Bumps [rand](https://github.com/rust-random/rand) from 0.9.2 to 0.9.4.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/rust-random/rand/blob/0.9.4/CHANGELOG.md">rand's
changelog</a>.</em></p>
<blockquote>
<h2>[0.9.4] — 2026-04-13</h2>
<h3>Fixes</h3>
<ul>
<li>Fix doc build (<a
href="https://redirect.github.com/rust-random/rand/issues/1766">#1766</a>)</li>
</ul>
<p><a
href="https://redirect.github.com/rust-random/rand/issues/1766">#1766</a>:
<a
href="https://redirect.github.com/rust-random/rand/pull/1766">rust-random/rand#1766</a></p>
<h2>[0.9.3] — 2026-04-11</h2>
<p>This release back-ports a fix from v0.10. See also <a
href="https://redirect.github.com/rust-random/rand/issues/1763">#1763</a>.</p>
<h3>Changes</h3>
<ul>
<li>Deprecate feature <code>log</code> (<a
href="https://redirect.github.com/rust-random/rand/issues/1764">#1764</a>)</li>
<li>Replace usages of <code>doc_auto_cfg</code> (<a
href="https://redirect.github.com/rust-random/rand/issues/1764">#1764</a>)</li>
</ul>
<p><a
href="https://redirect.github.com/rust-random/rand/issues/1763">#1763</a>:
<a
href="https://redirect.github.com/rust-random/rand/pull/1763">rust-random/rand#1763</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="ba4c4c62d5"><code>ba4c4c6</code></a>
Prepare v0.9.4: fix doc build (<a
href="https://redirect.github.com/rust-random/rand/issues/1766">#1766</a>)</li>
<li><a
href="4b8b686ef3"><code>4b8b686</code></a>
Document new error-handling behaviour for ReseedingRng</li>
<li><a
href="6c25c6dd07"><code>6c25c6d</code></a>
Prepare v0.9.4: fix doc build</li>
<li><a
href="1aeee9f4c5"><code>1aeee9f</code></a>
Prepare v0.9.3: deprecate feature <code>log</code> (<a
href="https://redirect.github.com/rust-random/rand/issues/1764">#1764</a>)</li>
<li><a
href="98473ee6f9"><code>98473ee</code></a>
Prepare rand 0.9.2 (<a
href="https://redirect.github.com/rust-random/rand/issues/1648">#1648</a>)</li>
<li><a
href="031a1f5589"><code>031a1f5</code></a>
<code>examples/print-next.rs</code> (<a
href="https://redirect.github.com/rust-random/rand/issues/1647">#1647</a>)</li>
<li><a
href="6cb75ee59e"><code>6cb75ee</code></a>
Make UniformUsize serializable (<a
href="https://redirect.github.com/rust-random/rand/issues/1646">#1646</a>)</li>
<li><a
href="0c955c5b7a"><code>0c955c5</code></a>
Add some tests for BlockRng, BlockRng64 and Xoshiro RNGs (<a
href="https://redirect.github.com/rust-random/rand/issues/1639">#1639</a>)</li>
<li><a
href="204084a35f"><code>204084a</code></a>
Fix: Remove accidental editor swap file (<a
href="https://redirect.github.com/rust-random/rand/issues/1636">#1636</a>)</li>
<li><a
href="86262ac190"><code>86262ac</code></a>
Deprecate rand::rngs::mock module and StepRng (<a
href="https://redirect.github.com/rust-random/rand/issues/1634">#1634</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/rust-random/rand/compare/rand_core-0.9.2...0.9.4">compare
view</a></li>
</ul>
</details>
<br />


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Cargo.lock

@@ -1193,9 +1193,9 @@ checksum = "69cdb34c158ceb288df11e18b4bd39de994f6657d83847bdffdbd7f346754b0f"
 
 [[package]]
 name = "rand"
-version = "0.9.2"
+version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6db2770f06117d490610c7488547d543617b21bfa07796d7a12f6f1bd53850d1"
+checksum = "44c5af06bb1b7d3216d91932aed5265164bf384dc89cd6ba05cf59a35f5f76ea"
 dependencies = [
  "rand_chacha",
  "rand_core",