chore(deps): bump pip from 23.2 to 23.2.1 in /.github/workflows (#74)

Bumps [pip](https:/pypa/pip) from 23.2 to 23.2.1.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https:/pypa/pip/blob/main/NEWS.rst">pip's
changelog</a>.</em></p>
<blockquote>
<h1>23.2.1 (2023-07-22)</h1>
<h2>Bug Fixes</h2>
<ul>
<li>Disable PEP 658 metadata fetching with the legacy resolver.
(<code>[#12156](pypa/pip#12156)
&lt;https:/pypa/pip/issues/12156&gt;</code>_)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https:/pypa/pip/commit/4a79e65cb6aac84505ad92d272a29f0c3c1aedce"><code>4a79e65</code></a>
Bump for release</li>
<li><a
href="https:/pypa/pip/commit/81a0711192c32126a7b11d6898677274cdbc40b5"><code>81a0711</code></a>
Update AUTHORS.txt</li>
<li><a
href="https:/pypa/pip/commit/1d4674c38950fe01d138a57524799473a2341bb7"><code>1d4674c</code></a>
Merge pull request <a
href="https://redirect.github.com/pypa/pip/issues/12163">#12163</a> from
pfmoore/fix_12156</li>
<li><a
href="https:/pypa/pip/commit/39aa7ed50e26d77a4a277fa525add44b6f7b3bcd"><code>39aa7ed</code></a>
Fix a direct creation of RequirementPreparer in the tests</li>
<li><a
href="https:/pypa/pip/commit/c12139de9b51da9947d3b36b4f0e2e0c8f467663"><code>c12139d</code></a>
Disable PEP 658 for the legacy resolver</li>
<li><a
href="https:/pypa/pip/commit/593b85f4abd30688648436bb9baca3b8f7b32b51"><code>593b85f</code></a>
Use strict optional checking in misc.py (<a
href="https://redirect.github.com/pypa/pip/issues/11382">#11382</a>)</li>
<li><a
href="https:/pypa/pip/commit/b252ad819bc7b998508a7ed8789b60dceddfd603"><code>b252ad8</code></a>
Merge pull request <a
href="https://redirect.github.com/pypa/pip/issues/12148">#12148</a> from
mtreinish/patch-1</li>
<li><a
href="https:/pypa/pip/commit/26814251c04f459dce8e9502aa42eebdb125ee20"><code>2681425</code></a>
Correct typo in 23.2 Changelog Bug Fixes</li>
<li><a
href="https:/pypa/pip/commit/1d5b12063d8656a2d1c2eebaee83ed530b642e48"><code>1d5b120</code></a>
Merge pull request <a
href="https://redirect.github.com/pypa/pip/issues/12145">#12145</a> from
pfmoore/release/23.2</li>
<li><a
href="https:/pypa/pip/commit/b6a2670599ded25ffcebc33b5c8b583ccef87f27"><code>b6a2670</code></a>
Bump for development</li>
<li>See full diff in <a
href="https:/pypa/pip/compare/23.2...23.2.1">compare
view</a></li>
</ul>
</details>
<br />


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</details>

.github/workflows/constraints.txt

@@ -1,4 +1,4 @@
-pip==23.2
+pip==23.2.1
 nox==2022.11.21
 nox-poetry==1.0.3
 poetry==1.4.0