Bump sass from 1.69.5 to 1.75.0 in /src/frontend

Bumps [sass](https://github.com/sass/dart-sass) from 1.69.5 to 1.75.0.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.69.5...1.75.0)

---
updated-dependencies:
- dependency-name: sass
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

src/frontend/package.json

@@ -26,7 +26,7 @@
     "react-datepicker": "4.24.0",
     "react-dom": "18.2.0",
     "react-router-dom": "6.20.1",
-    "sass": "1.69.5"
+    "sass": "1.75.0"
   },
   "devDependencies": {
     "@babel/core": "7.23.6",