build(deps-dev): bump sass-loader from 12.4.0 to 13.0.2 in /frontend

Bumps [sass-loader](https://github.com/webpack-contrib/sass-loader) from 12.4.0 to 13.0.2.
- [Release notes](https://github.com/webpack-contrib/sass-loader/releases)
- [Changelog](https://github.com/webpack-contrib/sass-loader/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/sass-loader@v12.4.0...v13.0.2)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

frontend/package-lock.json

@@ -42,7 +42,7 @@
     "mini-css-extract-plugin": "^2.5.3",
     "node-sass": "^7.0.1",
     "prettier": "1.19.1",
-    "sass-loader": "^12.4.0",
+    "sass-loader": "^13.0.2",
     "standard": "^16.0.4",
     "terser-webpack-plugin": "^5.3.0",
     "webpack": "^5.67.0",