chore(deps-dev): Bump postcss from 8.5.15 to 8.5.16 (#1971)

Bumps [postcss](https://github.com/postcss/postcss) from 8.5.15 to
8.5.16.
<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>8.5.16</h2>
<ul>
<li>Fixed <code>Input#origin()</code> position (by <a
href="https://github.com/mizdra"><code>@​mizdra</code></a>).</li>
<li>Fixed <code>raws</code> after rehydrating a JSON AST (by <a
href="https://github.com/sarathfrancis90"><code>@​sarathfrancis90</code></a>).</li>
<li>Fixed putting parent-less node in <code>nodes</code> of new node (by
<a
href="https://github.com/MahinAnowar"><code>@​MahinAnowar</code></a>).</li>
<li>Fixed computing <code>offset</code> in <code>positionBy()</code> (by
<a
href="https://github.com/greymoth-jp"><code>@​greymoth-jp</code></a>).</li>
<li>Fixed <code>rangeBy()</code> on <code>index: 0</code> (by <a
href="https://github.com/sarathfrancis90"><code>@​sarathfrancis90</code></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>8.5.16</h2>
<ul>
<li>Fixed <code>Input#origin()</code> position (by <a
href="https://github.com/mizdra"><code>@​mizdra</code></a>).</li>
<li>Fixed <code>raws</code> after rehydrating a JSON AST (by <a
href="https://github.com/sarathfrancis90"><code>@​sarathfrancis90</code></a>).</li>
<li>Fixed putting parent-less node in <code>nodes</code> of new node (by
<a
href="https://github.com/MahinAnowar"><code>@​MahinAnowar</code></a>).</li>
<li>Fixed computing <code>offset</code> in <code>positionBy()</code> (by
<a
href="https://github.com/greymoth-jp"><code>@​greymoth-jp</code></a>).</li>
<li>Fixed <code>rangeBy()</code> on <code>index: 0</code> (by <a
href="https://github.com/sarathfrancis90"><code>@​sarathfrancis90</code></a>).</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/postcss/postcss/commit/92ccc93ff15bd193491d67fad9763e62d489dfad"><code>92ccc93</code></a>
Release 8.5.16 version</li>
<li><a
href="https://github.com/postcss/postcss/commit/818bdd6043359af773ccc3ca8663053d61a707c8"><code>818bdd6</code></a>
Update formatting</li>
<li><a
href="https://github.com/postcss/postcss/commit/46e451068ee6160b837865b715cf6972f28fabd5"><code>46e4510</code></a>
Fix <code>Input#origin()</code> returning incorrect position (<a
href="https://redirect.github.com/postcss/postcss/issues/2036">#2036</a>)</li>
<li><a
href="https://github.com/postcss/postcss/commit/34942ce76c0b0c9ee65b1421017ac71855e722c4"><code>34942ce</code></a>
Fix tests</li>
<li><a
href="https://github.com/postcss/postcss/commit/d4feed645314ee421edf80ee9ebe453cc75c997f"><code>d4feed6</code></a>
Don't clone root-less child nodes in container constructor (<a
href="https://redirect.github.com/postcss/postcss/issues/2097">#2097</a>)</li>
<li><a
href="https://github.com/postcss/postcss/commit/da323fc8d327a38199a21987dcbf7e27e3bc34f3"><code>da323fc</code></a>
Revert version update to fix old Node.js on CI</li>
<li><a
href="https://github.com/postcss/postcss/commit/886336919497516df8f140d0fb327bd125e35053"><code>8863369</code></a>
Update dependencies</li>
<li><a
href="https://github.com/postcss/postcss/commit/3828982213fec6bc13d0791b1adf40393be0935e"><code>3828982</code></a>
Preserve node raws when rehydrating a JSON AST (<a
href="https://redirect.github.com/postcss/postcss/issues/2100">#2100</a>)</li>
<li><a
href="https://github.com/postcss/postcss/commit/d1e80b830386b08dcd5b962fd466d1c51f28e82d"><code>d1e80b8</code></a>
Fix Node#rangeBy() ignoring index 0 (<a
href="https://redirect.github.com/postcss/postcss/issues/2091">#2091</a>)</li>
<li><a
href="https://github.com/postcss/postcss/commit/b91e4a63907325d98b75d11fda546bdd91acc608"><code>b91e4a6</code></a>
Fix Node.js 26 tests</li>
<li>Additional commits viewable in <a
href="https://github.com/postcss/postcss/compare/8.5.15...8.5.16">compare
view</a></li>
</ul>
</details>
<details>
<summary>Maintainer changes</summary>
<p>This version was pushed to npm by <a
href="https://www.npmjs.com/~GitHub%20Actions">GitHub Actions</a>, a new
releaser for postcss since your current version.</p>
</details>
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package.json

@@ -137,7 +137,7 @@
     "i18next-cli": "^1.53.2",
     "istanbul": "^0.4.5",
     "istanbul-lib-coverage": "^3.2.2",
-    "postcss": "^8.5.15",
+    "postcss": "^8.5.16",
     "react-hot-loader": "^4.13.1",
     "sass": "^1.101.0",
     "stylelint": "^17.14.0",