Bump native-tls from 0.2.10 to 0.2.11 in /cmd/pinniped-proxy (#5686)

Bumps [native-tls](https://github.com/sfackler/rust-native-tls) from
0.2.10 to 0.2.11.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/sfackler/rust-native-tls/blob/master/CHANGELOG.md">native-tls's
changelog</a>.</em></p>
<blockquote>
<h2>[v0.2.11]</h2>
<h3>Fixed</h3>
<ul>
<li>Removed an unused build dependency.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/sfackler/rust-native-tls/commit/774a19cecb694dc6e414c2ada9bd5f768a0b9b75"><code>774a19c</code></a>
Release v0.2.11</li>
<li><a
href="https://github.com/sfackler/rust-native-tls/commit/aa20e0859fc443615ab3b29bfedc5d874e24bb1b"><code>aa20e08</code></a>
Merge pull request <a
href="https://github-redirect.dependabot.com/sfackler/rust-native-tls/issues/236">#236</a>
from sgasse/fix/sgasse/misc_typo_in_lib</li>
<li><a
href="https://github.com/sfackler/rust-native-tls/commit/de8f73e782cfbd7d3479490d2ea638659373b26d"><code>de8f73e</code></a>
Fix misc typo in lib.rs documentation</li>
<li><a
href="https://github.com/sfackler/rust-native-tls/commit/4771748e6470ec2c0994beeb37dcc994b9a6e956"><code>4771748</code></a>
Merge pull request <a
href="https://github-redirect.dependabot.com/sfackler/rust-native-tls/issues/224">#224</a>
from sfackler/no-ossl-3</li>
<li><a
href="https://github.com/sfackler/rust-native-tls/commit/1db55312989f909a86579af3479c14227480d2c0"><code>1db5531</code></a>
Remove openssl 3 test workarounds</li>
<li>See full diff in <a
href="https://github.com/sfackler/rust-native-tls/compare/v0.2.10...v0.2.11">compare
view</a></li>
</ul>
</details>
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