Build(deps-dev): Bump sass from 1.77.5 to 1.77.6 (#27505)

Bumps [sass](https://github.com/sass/dart-sass) from 1.77.5 to 1.77.6.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](https://github.com/sass/dart-sass/compare/1.77.5...1.77.6)

---
updated-dependencies:
- dependency-name: sass
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

app/assets/javascripts/discourse/package.json

@@ -108,7 +108,7 @@
     "pretender": "^3.4.7",
     "qunit": "^2.21.0",
     "qunit-dom": "^3.1.2",
-    "sass": "^1.77.5",
+    "sass": "^1.77.6",
     "select-kit": "1.0.0",
     "sinon": "^18.0.0",
     "source-map": "^0.7.4",

yarn.lock

@@ -11068,10 +11068,10 @@ sane@^5.0.1:
     minimist "^1.1.1"
     walker "~1.0.5"
 
-sass@^1.77.5:
-  version "1.77.5"
-  resolved "https://registry.yarnpkg.com/sass/-/sass-1.77.5.tgz#5f9009820297521356e962c0bed13ee36710edfe"
-  integrity sha512-oDfX1mukIlxacPdQqNb6mV2tVCrnE+P3nVYioy72V5tlk56CPNcO4TCuFcaCRKKfJ1M3lH95CleRS+dVKL2qMg==
+sass@^1.77.6:
+  version "1.77.6"
+  resolved "https://registry.yarnpkg.com/sass/-/sass-1.77.6.tgz#898845c1348078c2e6d1b64f9ee06b3f8bd489e4"
+  integrity sha512-ByXE1oLD79GVq9Ht1PeHWCPMPB8XHpBuz1r85oByKHjZY6qV6rWnQovQzXJXuQ/XyE1Oj3iPk3lo28uzaRA2/Q==
   dependencies:
     chokidar ">=3.0.0 <4.0.0"
     immutable "^4.0.0"