chore(deps-dev): bump mkdocs-material from 7.3.0 to 7.3.1 (#731)

Bumps [mkdocs-material](https://github.com/squidfunk/mkdocs-material) from 7.3.0 to 7.3.1.
<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-7.3.1</h2>
<ul>
<li>Added new experimental content tabs implementation</li>
<li>Fixed <a href="https://github-redirect.dependabot.com/squidfunk/mkdocs-material/issues/3069">#3069</a>: GitHub stats broken for users/orgs (7.1.0 regression)</li>
<li>Fixed <a href="https://github-redirect.dependabot.com/squidfunk/mkdocs-material/issues/3070">#3070</a>: Sections not linking to index page</li>
<li>Fixed title not linking to index page when using tabs</li>
<li>Fixed Disqus integration when using instant loading</li>
<li>Fixed some spacing issues for right-to-left languages</li>
<li>Fixed syntax error in Serbian translations</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/squidfunk/mkdocs-material/blob/master/docs/changelog.md">mkdocs-material's changelog</a>.</em></p>
<blockquote>
<h3>7.3.1 <!-- raw HTML omitted -->_ October 2, 2021<!-- raw HTML omitted --></h3>
<ul>
<li>Added new experimental content tabs implementation</li>
<li>Fixed <a href="https://github-redirect.dependabot.com/squidfunk/mkdocs-material/issues/3069">#3069</a>: GitHub stats broken for users/orgs (7.1.0 regression)</li>
<li>Fixed <a href="https://github-redirect.dependabot.com/squidfunk/mkdocs-material/issues/3070">#3070</a>: Sections not linking to index page</li>
<li>Fixed title not linking to index page when using tabs</li>
<li>Fixed Disqus integration when using instant loading</li>
<li>Fixed some spacing issues for right-to-left languages</li>
<li>Fixed syntax error in Serbian translations</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/2fbf0e94f4a1cba6a144376d7bec636388ada3e1"><code>2fbf0e9</code></a> Prepare 7.3.1 release</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/eaa6e918845328a8fc9fa19a25b0374b84c3c6d5"><code>eaa6e91</code></a> Re-use Disqus configuration</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/e71b129433ccdb2ae15b8d9c7b9995ad6a6f04b3"><code>e71b129</code></a> Fixed Disqus integration with instant loading</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/2d3354bd0e3503c84684c8efc19d02629c733288"><code>2d3354b</code></a> Fixed some spacing issues for right-to-left languages</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/12666a3c003a5dde0987a2d70dbfa7c2b94f7c86"><code>12666a3</code></a> Fixed incompatibility between navigation.sections and navigation.indexes</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/ef0979f9500f9358ebe42699718ca07738afeed6"><code>ef0979f</code></a> Fixed broken GitHub stats for organizations (7.1.0 regression)</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/32ab26a664de9755961b705f0dcdf895efe1045c"><code>32ab26a</code></a> Fixed Serbian translations</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/c037a0e35ef4028d773142a75da124610984f51e"><code>c037a0e</code></a> Merge branch 'master' of github.com:squidfunk/mkdocs-material</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/c541e68fdc1fb328f641381e5ca937a8fb123a4e"><code>c541e68</code></a> Bumped Python Markdown Extensions and switched to alternate style</li>
<li><a href="https://github.com/squidfunk/mkdocs-material/commit/0d2d568ab75e7bac7092afbe9c5e97ebc4d78319"><code>0d2d568</code></a> Merge pull request <a href="https://github-redirect.dependabot.com/squidfunk/mkdocs-material/issues/3057">#3057</a> from majkinetor/master</li>
<li>Additional commits viewable in <a href="https://github.com/squidfunk/mkdocs-material/compare/7.3.0...7.3.1">compare view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=mkdocs-material&package-manager=pip&previous-version=7.3.0&new-version=7.3.1)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting `@dependabot rebase`.

[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `@dependabot rebase` will rebase this PR
- `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it
- `@dependabot merge` will merge this PR after your CI passes on it
- `@dependabot squash and merge` will squash and merge this PR after your CI passes on it
- `@dependabot cancel merge` will cancel a previously requested merge and block automerging
- `@dependabot reopen` will reopen this PR if it is closed
- `@dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
- `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
- `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
- `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)


</details>

pyproject.toml

@@ -50,7 +50,7 @@ radon = "^5.1.0"
 xenon = "^0.8.0"
 flake8-eradicate = "^1.1.0"
 flake8-bugbear = "^21.9.2"
-mkdocs-material = "^7.3.0"
+mkdocs-material = "^7.3.1"
 mkdocs-git-revision-date-plugin = "^0.3.1"
 mike = "^0.6.0"
 mypy = "^0.910"