Auto merge of #3129 - rust-lang:dependabot/cargo/miri-script/rustix-0…

….38.19, r=RalfJung

Bump rustix from 0.38.17 to 0.38.19 in /miri-script

Bumps [rustix](https://github.com/bytecodealliance/rustix) from 0.38.17 to 0.38.19.
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/bytecodealliance/rustix/commit/3a53dfe16cddc39fd20ecfb07c7d78880cb3880a"><code>3a53dfe</code></a> chore: Release rustix version 0.38.19</li>
<li><a href="https://github.com/bytecodealliance/rustix/commit/55cbe8839c8a78896b7f1e5310b3bcf20f8b0ac5"><code>55cbe88</code></a> Fixes for <code>Dir</code> on macOS, FreeBSD, and WASI.</li>
<li><a href="https://github.com/bytecodealliance/rustix/commit/31fd98ca723b93cc6101a3e29843ea5cf094e159"><code>31fd98c</code></a> Merge pull request from GHSA-c827-hfw6-qwvm</li>
<li><a href="https://github.com/bytecodealliance/rustix/commit/4bb2f4bbcd3a482112aadb4a226e0fce21fe5d8c"><code>4bb2f4b</code></a> Add <code>mlockall</code> and <code>munlockall</code> (<a href="https://redirect.github.com/bytecodealliance/rustix/issues/872">#872</a>)</li>
<li><a href="https://github.com/bytecodealliance/rustix/commit/d012bcf8967ba518bfa5a05d2c166139f4d4a9a0"><code>d012bcf</code></a> Fixes needed by io_uring. (<a href="https://redirect.github.com/bytecodealliance/rustix/issues/873">#873</a>)</li>
<li><a href="https://github.com/bytecodealliance/rustix/commit/5e5c0460cc576af9798f542a96ef6abb780b1ba1"><code>5e5c046</code></a> Add a test for <code>get_socket_nosigpipe</code>. (<a href="https://redirect.github.com/bytecodealliance/rustix/issues/874">#874</a>)</li>
<li><a href="https://github.com/bytecodealliance/rustix/commit/1a9d12963d49fda5347b622ee814e2e017fe7444"><code>1a9d129</code></a> chore: Release rustix version 0.38.18</li>
<li><a href="https://github.com/bytecodealliance/rustix/commit/112c268cd79438caae20a0bd4560ada5a1565450"><code>112c268</code></a> io-uring API updates. (<a href="https://redirect.github.com/bytecodealliance/rustix/issues/871">#871</a>)</li>
<li><a href="https://github.com/bytecodealliance/rustix/commit/0c227041a7faced80a532966dc085961fb46073a"><code>0c22704</code></a> Provide {get,set}_socket_nosigpipe on NetBSD and DragonFly BSD (<a href="https://redirect.github.com/bytecodealliance/rustix/issues/870">#870</a>)</li>
<li>See full diff in <a href="https://github.com/bytecodealliance/rustix/compare/v0.38.17...v0.38.19">compare view</a></li>
</ul>
</details>
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