chore(deps-dev): Bump postcss from 8.4.49 to 8.5.1 (#3405)

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.49 to
8.5.1.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/postcss/postcss/releases">postcss's
releases</a>.</em></p>
<blockquote>
<h2>8.5.1</h2>
<ul>
<li>Fixed backwards compatibility for complex cases (by <a
href="https://github.com/romainmenke"><code>@​romainmenke</code></a>).</li>
</ul>
<h2>8.5 “Duke Alloces”</h2>
<!-- raw HTML omitted -->
<p>PostCSS 8.5 brought API to work better with non-CSS sources like
HTML, Vue.js/Svelte sources or CSS-in-JS.</p>
<p><a
href="https://github.com/romainmenke"><code>@​romainmenke</code></a>
during <a
href="https://redirect.github.com/postcss/postcss/issues/1995">his
work</a> on <a href="https://stylelint.io">Stylelint</a> added
<code>Input#document</code> in additional to <code>Input#css</code>.</p>
<pre lang="js"><code>root.source.input.document //=&gt;
&quot;&lt;p&gt;Hello&lt;/p&gt;
                           //    &lt;style&gt;
                           //    p {
                           //      color: green;
                           //    }
                           //    &lt;/style&gt;&quot;
root.source.input.css      //=&gt; &quot;p {
                           //      color: green;
                           //    }&quot;
<p></code></pre></p>
<h2>Thanks to Sponsors</h2>
<p>This release was possible thanks to our community.</p>
<p>If your company wants to support the sustainability of front-end
infrastructure or wants to give some love to PostCSS, you can join our
supporters by:</p>
<ul>
<li><a href="https://tidelift.com/"><strong>Tidelift</strong></a> with a
Spotify-like subscription model supporting all projects from your lock
file.</li>
<li>Direct donations at <a
href="https://github.com/sponsors/ai"><strong>GitHub
Sponsors</strong></a> or <a
href="https://opencollective.com/postcss#section-contributors"><strong>Open
Collective</strong></a>.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/postcss/postcss/blob/main/CHANGELOG.md">postcss's
changelog</a>.</em></p>
<blockquote>
<h2>8.5.1</h2>
<ul>
<li>Fixed backwards compatibility for complex cases (by <a
href="https://github.com/romainmenke"><code>@​romainmenke</code></a>).</li>
</ul>
<h2>8.5 “Duke Alloces”</h2>
<ul>
<li>Added <code>Input#document</code> for sources like CSS-in-JS or HTML
(by <a
href="https://github.com/romainmenke"><code>@​romainmenke</code></a>).</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/postcss/postcss/commit/7b02c75e5f093b3fdf8d46eeb17c21a52434d827"><code>7b02c75</code></a>
Release 8.5.1 version</li>
<li><a
href="https://github.com/postcss/postcss/commit/4c15339f9fa7cb76eaf513b34846b1d6d0635871"><code>4c15339</code></a>
Update dependencies</li>
<li><a
href="https://github.com/postcss/postcss/commit/7efe91eeb9111e297fd6e62b129ec4a2b9b46e56"><code>7efe91e</code></a>
Improve backwards compat for <code>Input#document</code> (<a
href="https://redirect.github.com/postcss/postcss/issues/2000">#2000</a>)</li>
<li><a
href="https://github.com/postcss/postcss/commit/687327055ded618a36dd3cd7c39abe3428d56acb"><code>6873270</code></a>
Release 8.5 version</li>
<li><a
href="https://github.com/postcss/postcss/commit/4223bb936d3a96c73f14076e43a80f51e3e34f8b"><code>4223bb9</code></a>
Fix 80 columns limit</li>
<li><a
href="https://github.com/postcss/postcss/commit/80e240103193a685bd35ce7c2eaffcbeb944a331"><code>80e2401</code></a>
Add <code>Input#document</code> (<a
href="https://redirect.github.com/postcss/postcss/issues/1996">#1996</a>)</li>
<li><a
href="https://github.com/postcss/postcss/commit/6f8687938d2f7f1a9fb6f7d68c93c9f8953bba7a"><code>6f86879</code></a>
Update dependencies</li>
<li><a
href="https://github.com/postcss/postcss/commit/85cbbec2b6b25b73b194e0245d62bde60e58829c"><code>85cbbec</code></a>
Fix pnpm version on CI</li>
<li><a
href="https://github.com/postcss/postcss/commit/76caa57ae4af048c94f751a3f1543e91596ec68c"><code>76caa57</code></a>
Update dependencies</li>
<li><a
href="https://github.com/postcss/postcss/commit/46ff246d2452d1afa6256f41dafb875026d96de9"><code>46ff246</code></a>
Move to pnpm 10</li>
<li>Additional commits viewable in <a
href="https://github.com/postcss/postcss/compare/8.4.49...8.5.1">compare
view</a></li>
</ul>
</details>
<br />


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packages/kuma-gui/package.json

@@ -60,7 +60,7 @@
     "lockfile-lint": "^4.14.0",
     "markdown-it": "^14.1.0",
     "msw": "^2.7.0",
-    "postcss": "^8.4.49",
+    "postcss": "^8.5.1",
     "openapi-typescript": "^7.5.2",
     "postcss-html": "^1.7.0",
     "sass": "^1.83.1",