Bump karma from 6.4.3 to 6.4.4

Bumps [karma](https://github.com/karma-runner/karma) from 6.4.3 to 6.4.4.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](karma-runner/karma@v6.4.3...v6.4.4)

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

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

Author: dependabot[bot]

package-lock.json

@@ -221,7 +221,7 @@
     "jasmine": "^3.8.0",
     "jasmine-core": "^3.8.0",
     "jasmine-marbles": "0.9.2",
-    "karma": "^6.4.2",
+    "karma": "^6.4.4",
     "karma-chrome-launcher": "~3.2.0",
     "karma-coverage-istanbul-reporter": "~3.0.3",
     "karma-jasmine": "~4.0.0",