Bump karma from 6.3.17 to 6.3.19 in /frontend

Bumps [karma](https://github.com/karma-runner/karma) from 6.3.17 to 6.3.19.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](https://github.com/karma-runner/karma/compare/v6.3.17...v6.3.19)

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

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

frontend/package.json

@@ -42,7 +42,7 @@
     "@typescript-eslint/parser": "5.22.0",
     "eslint": "^8.12.0",
     "jasmine-core": "~4.1.0",
-    "karma": "~6.3.0",
+    "karma": "~6.3.19",
     "karma-chrome-launcher": "~3.1.0",
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.0.0",