Bump @csstools/css-syntax-patches-for-csstree from 1.1.6 to 1.1.7 in /ui (#3242)

Bumps
[@csstools/css-syntax-patches-for-csstree](https://github.com/csstools/postcss-plugins/tree/HEAD/packages/css-syntax-patches-for-csstree)
from 1.1.6 to 1.1.7.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/csstools/postcss-plugins/blob/main/packages/css-syntax-patches-for-csstree/CHANGELOG.md">@​csstools/css-syntax-patches-for-csstree's
changelog</a>.</em></p>
<blockquote>
<h3>1.1.7</h3>
<p><em>July 22, 2026</em></p>
<ul>
<li>Update <code>@webref/css</code> to <a
href="https://github.com/w3c/webref/releases/tag/%40webref%2Fcss%408.7.0"><code>v8.7.0</code></a></li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li>See full diff in <a
href="https://github.com/csstools/postcss-plugins/commits/HEAD/packages/css-syntax-patches-for-csstree">compare
view</a></li>
</ul>
</details>
<br />


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ui/yarn.lock

@@ -241,9 +241,9 @@
   integrity sha512-+B87qS7fIG3L5h3qwJ/IFbjoVoOe/bpOdh9hAjXbvx0o8ImEmUsGXN0inFOnk2ChCFgqkkGFQ+TpM5rbhkKe4w==
 
 "@csstools/css-syntax-patches-for-csstree@^1.1.3":
-  version "1.1.6"
-  resolved "https://registry.yarnpkg.com/@csstools/css-syntax-patches-for-csstree/-/css-syntax-patches-for-csstree-1.1.6.tgz#3a1e91cefb65b4a74ae7dd78c9b2dd60cdbf3ad4"
-  integrity sha512-TcJCWFbXLPpJYq6z7bfOyjWYJDiDg2/I4gyUC9pqPNqHFRIey0EB0q0L5cSnQDfWJg8Jd6VadakxdIez/3zkqQ==
+  version "1.1.7"
+  resolved "https://registry.yarnpkg.com/@csstools/css-syntax-patches-for-csstree/-/css-syntax-patches-for-csstree-1.1.7.tgz#67a65f4b26766c315ddfd2bdb89ac4c53fdd51e7"
+  integrity sha512-fQ+05118eQS1cofO3aJpB5efgpBZMvIzwr/sbC8kDLVA5XLG8q1kJV5yzrUAI1f7lvhPnm8fgIjzFB8/O/5Dig==
 
 "@csstools/css-tokenizer@^4.0.0":
   version "4.0.0"