Bump karma from 5.0.2 to 5.0.4 (#30734)

Bumps [karma](https://github.com/karma-runner/karma) from 5.0.2 to 5.0.4.
- [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/v5.0.2...v5.0.4)

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

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

package.json

@@ -110,7 +110,7 @@
     "hammer-simulator": "0.0.1",
     "hugo-bin": "^0.57.2",
     "ip": "^1.1.5",
-    "karma": "^5.0.2",
+    "karma": "^5.0.4",
     "karma-browserstack-launcher": "^1.5.2",
     "karma-chrome-launcher": "^3.1.0",
     "karma-coverage-istanbul-reporter": "^2.1.1",