Bump sass from 1.69.3 to 1.69.4 in /src/main/webui

Bumps [sass](https://github.com/sass/dart-sass) from 1.69.3 to 1.69.4.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.69.3...1.69.4)

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

Signed-off-by: dependabot[bot] <support@github.com>

src/main/webui/package.json

@@ -13,7 +13,7 @@
   "devDependencies": {
     "@sveltejs/vite-plugin-svelte": "^2.4.6",
     "@tsconfig/svelte": "^5.0.2",
-    "sass": "^1.69.3",
+    "sass": "^1.69.4",
     "svelte": "^4.2.2",
     "svelte-check": "^3.5.2",
     "svelte-preprocess": "^5.0.4",