chore(deps): bump karma from 3.1.1 to 5.0.3 (#685)

Bumps [karma](https://github.com/karma-runner/karma) from 3.1.1 to 5.0.3.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](karma-runner/karma@v3.1.1...v5.0.3)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

plugins/karma/package.json

@@ -14,7 +14,7 @@
   "dependencies": {
     "fast-glob": "^3.0.4",
     "istanbul-instrumenter-loader": "^3.0.1",
-    "karma": "^3.1.1",
+    "karma": "^5.0.3",
     "karma-chrome-launcher": "^2.2.0",
     "karma-coverage": "^1.1.2",
     "karma-jasmine": "^2.0.1",