[Dependencies] Bump gevent from 22.08.0 to 23.9.1 (#34471)

Bumps [gevent](https://github.com/gevent/gevent) from 22.08.0 to 23.9.1.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="3977b6b3ec"><code>3977b6b</code></a>
Preparing release 23.9.1</li>
<li><a
href="068645423b"><code>0686454</code></a>
Typo.</li>
<li><a
href="bdc82c9e47"><code>bdc82c9</code></a>
Bump to greenlet 3.0rc3</li>
<li><a
href="ca0f9cb7b4"><code>ca0f9cb</code></a>
Bump to greenlet 3.0rc2 and require it on Py3.11 as well as 3.12. Also,
since...</li>
<li><a
href="0047199e04"><code>0047199</code></a>
Back to development: 23.9.0.post2</li>
<li><a
href="06879924ed"><code>0687992</code></a>
Preparing release 23.9.0.post1</li>
<li><a
href="166ecf1bc0"><code>166ecf1</code></a>
Fix windows wheel builds; ensure mac wheel builds have the universal2
tag</li>
<li><a
href="9b72b8c54e"><code>9b72b8c</code></a>
Back to development: 23.9.1</li>
<li><a
href="693181e8e1"><code>693181e</code></a>
Preparing release 23.9.0</li>
<li><a
href="6fc78989b6"><code>6fc7898</code></a>
Set the cython version; go back to default wheel tags.</li>
<li>Additional commits viewable in <a
href="https://github.com/gevent/gevent/compare/22.08.0...23.9.1">compare
view</a></li>
</ul>
</details>
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requirements.bazel.txt

@@ -9,7 +9,7 @@ urllib3==1.26.5
 chardet==3.0.4
 certifi==2023.7.22
 idna==2.7
-gevent==22.08.0
+gevent==23.9.1
 zope.event==4.5.0
 setuptools==44.1.1
 xds-protos==0.0.11