chore(deps-dev): Update mkdocs-material requirement from ~=9.2.8 to ~…

…=9.3.1 in /gh-pages (#4271)

Updates the requirements on [mkdocs-material](https://github.com/squidfunk/mkdocs-material) to permit the latest version.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/squidfunk/mkdocs-material/releases">mkdocs-material's releases</a>.</em></p>
<blockquote>
<h2>mkdocs-material-9.3.1</h2>
<ul>
<li>Fixed crash of group plugin when used together with hooks</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/squidfunk/mkdocs-material/blob/master/CHANGELOG">mkdocs-material's changelog</a>.</em></p>
<blockquote>
<p>mkdocs-material-9.3.1+insiders-4.41.0 (2023-09-11)</p>
<ul>
<li>Improved multi-instance support for optimize plugin</li>
<li>Added inclusion and exclusion patterns for optimize plugin</li>
<li>Added transparent keyword for color handling in social plugin</li>
<li>Changed default quality of PNGs to 3 in optimize plugin</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5979">#5979</a>: meta file not detected in root of docs directory</li>
</ul>
<p>mkdocs-material-9.3.1 (2023-09-11)</p>
<ul>
<li>Fixed crash of group plugin when used together with hooks</li>
</ul>
<p>mkdocs-material-9.3.0 (2023-09-11)</p>
<ul>
<li>Improved configuration sharing between community and Insiders edition</li>
<li>Added experimental built-in group plugin for enabling plugins conditionally</li>
<li>Added new settings in tags plugin for enabling/disabling</li>
<li>Dropped support for Python 3.7 (EOL)</li>
</ul>
<p>mkdocs-material-9.2.8+insiders-4.40.4 (2023-09-04)</p>
<ul>
<li>Fixed privacy plugin choking on boolean HTML5 attributes</li>
<li>Fixed wrapping of inline code blocks in typeset table of contents</li>
<li>Fixed blog plugin error when running under dirty reload</li>
</ul>
<p>mkdocs-material-9.2.8 (2023-09-04)</p>
<ul>
<li>Updated Italian and Russian translations</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5952">#5952</a>: Combining blog and tags plugin leads to wrong links</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5951">#5951</a>: Blog plugin ignores post title in metadata</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5949">#5949</a>: Blog plugin ignores post linked in nav</li>
</ul>
<p>mkdocs-material-9-2.7+insiders-4.40.3 (2023-09-02)</p>
<ul>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5946">#5946</a>: Docker image missing pngquant for optimize plugin</li>
</ul>
<p>mkdocs-material-9.2.7 (2023-09-02)</p>
<ul>
<li>Switched dependencies to compatible release clauses</li>
<li>Removed readtime and lxml dependencies for blog plugin</li>
<li>Reduced size of Docker image to improve CI build performance</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5945">#5945</a>: Incorrect footer navigation for sibling pages of blog</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5939">#5939</a>: Page jumps when changing color palette (Firefox 117)</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5901">#5901</a>: Announcement bar reappears when using instant loading</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5824">#5824</a>: Allow to customize styles of sequence diagrams</li>
</ul>
<p>mkdocs-material-9-2.6+insiders-4.40.2 (2023-08-31)</p>
<ul>
<li>Added configurable error handling capabilities for social plugin</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5922">#5922</a>: Blog plugin shows no posts when building a standalone blog</li>
</ul>

</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/b545d809bc68c7bfa43af35825aa2867c1286523"><code>b545d80</code></a> Updated Insiders changelog</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/bfe19b16d1413746da5dd1bccd43927bd0209c3d"><code>bfe19b1</code></a> Prepare 9.3.1 release</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/eb1c32327b046d2356ef78f52c6c0a7cd83f8d72"><code>eb1c323</code></a> Fixed group plugin crashing when using hooks</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/c9a73394119af26c974cce0afda8591d2bfe006b"><code>c9a7339</code></a> Updated dependencies</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/085783c44ab29eea8303a01ce2a4444f3820f3eb"><code>085783c</code></a> Updated changelogs</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/3a352743e577a2f51c0dd9e418af15067acd62d8"><code>3a35274</code></a> Prepare 9.3.0 release</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/2e854644014a56e9ccbc6e2e417f4126bb3d0514"><code>2e85464</code></a> Improved error message in group plugin</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/4154a949569211194ff00fc893052b17e9b3d79f"><code>4154a94</code></a> Added experimental group plugin</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/b36af187a8d4eecf9e55a836799752269313c2f0"><code>b36af18</code></a> Adjusted meta file documentation</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/391e30c6feff80dedca622fed6371a0b6a2133f8"><code>391e30c</code></a> Updated premium sponsors</li>
<li>Additional commits viewable in <a href="https://github.com/squidfunk/mkdocs-material/compare/9.2.8...9.3.1">compare view</a></li>
</ul>
</details>
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</details>

gh-pages/requirements-dev.txt

@@ -1,4 +1,4 @@
 mkdocs~=1.5.2
 mkdocs-awesome-pages-plugin~=2.9.2
-mkdocs-material~=9.2.8
+mkdocs-material~=9.3.1
 mkdocs-git-revision-date-plugin~=0.3.2