chore(deps-dev): Update mkdocs-material requirement from ~=9.1.8 to ~…

…=9.1.11 in /gh-pages (#4091)

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-9.1.11</h2>
<ul>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5487">#5487</a>: Social plugin crashes without options (9.1.10 regression)</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-9.1.11+insiders-4.33.1 (2023-05-09)</p>
<ul>
<li>Added support for SVG background images in social plugin</li>
</ul>
<p>mkdocs-material-9.1.11 (2023-05-08)</p>
<ul>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5487">#5487</a>: Social plugin crashes without options (9.1.10 regression)</li>
</ul>
<p>mkdocs-material-9.1.10+insiders-4.33.0 (2023-05-08)</p>
<ul>
<li>Added support for custom layouts for social plugin</li>
<li>Added support for background images for social cards</li>
</ul>
<p>mkdocs-material-9.1.10 (2023-05-08)</p>
<ul>
<li>Added cards_layout_options setting for social cards</li>
<li>Deprecated cards_color and cards_font setting for social cards</li>
</ul>
<p>mkdocs-material-9.1.9 (2023-05-02)</p>
<ul>
<li>Added Telugu, Kannada and Sanskrit translations</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5428">#5428</a>: Fixed margins for light/dark mode images in figures</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5420">#5420</a>: Social plugin crashing for some specific Google Fonts</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5160">#5160</a>: Instant loading makes code annotations jump (9.1.1 regression)</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/4920">#4920</a>: Social plugin not loading logo from custom icon set</li>
<li>Fixed social plugin crashing when only code font is specified</li>
</ul>
<p>mkdocs-material-9.1.8 (2023-04-24)</p>
<ul>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5417">#5417</a>: Theme breaks when palette is not defined (9.1.7 regression)</li>
</ul>
<p>mkdocs-material-9.1.7+insiders-4.32.6 (2023-04-22)</p>
<ul>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5336">#5336</a>: Interplay of blog plugin with git-revision-date-localized</li>
</ul>
<p>mkdocs-material-9.1.7 (2023-04-22)</p>
<ul>
<li>Updated Persian (Farsi) and Turkish translations</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5401">#5401</a>: Added missing flag to disable built-in tags plugin</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5206">#5206</a>: Ensure defaults are set for primary and accent colors</li>
<li>Fixed unnecessary inclusion of palette CSS when unused</li>
</ul>
<p>mkdocs-material-9.1.6+insiders-4.32.5 (2023-04-07)</p>
<ul>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5322">#5322</a>: Navigation tabs hoist nested page icons</li>
</ul>
<p>mkdocs-material-9.1.6 (2023-04-07)</p>
<ul>
<li>Updated Persian (Farsi) translations</li>
<li>Fixed <a href="https://redirect.github.com/squidfunk/mkdocs-material/issues/5300">#5300</a>: Boxes in Mermaid sequence diagrams not color-abiding</li>
</ul>

</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/85de63f68397db94bc047a9375a1b02e401679fa"><code>85de63f</code></a> Updated changelog</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/c91174f23819ff84c640cf9c91bff181fcf946c2"><code>c91174f</code></a> Prepare 9.1.11 release</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/8b50290f5e2f4dcc35264deae2f88fd82106bfbf"><code>8b50290</code></a> Fixed errors in deprecation path of social plugin settings</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/b0d59f2241baaa380468614ae0b8880f4c6ca9e8"><code>b0d59f2</code></a> Documentation</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/5b9f6c972dc85e1060a52057a3e9a7c8053822dd"><code>5b9f6c9</code></a> Updated changelog</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/b4dd4491e9625af1c633ab5db56bb9648f3b3324"><code>b4dd449</code></a> Prepare 9.1.10 release</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/09feabc579a1b67dc906e3d8582076acec36b9ec"><code>09feabc</code></a> Harmonized color and font settings for social cards with Insiders</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/2735c87d9ad380480c693773c42c759dee340f88"><code>2735c87</code></a> Finished documentation on social cards</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/8a8662c340d7ff696989142caf6d0769ed09e333"><code>8a8662c</code></a> Merge branch 'master' into docs/social-cards</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/64bbaff541af3d80d97a4ef13ef7c8e9c0b5a50b"><code>64bbaff</code></a> Merge branch 'master' of github.com:squidfunk/mkdocs-material</li>
<li>Additional commits viewable in <a href="https://github.com/squidfunk/mkdocs-material/compare/9.1.8...9.1.11">compare view</a></li>
</ul>
</details>
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</details>

gh-pages/requirements-dev.txt

@@ -1,4 +1,4 @@
 mkdocs~=1.4.3
 mkdocs-awesome-pages-plugin~=2.9.0
-mkdocs-material~=9.1.8
+mkdocs-material~=9.1.11
 mkdocs-git-revision-date-plugin~=0.3.2