Bump karma from 1.7.1 to 4.4.1

Bumps [karma](https://github.com/karma-runner/karma) from 1.7.1 to 4.4.1.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](karma-runner/karma@1.7.1...v4.4.1)

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

Author: dependabot-preview[bot]

package.json

@@ -83,7 +83,7 @@
     "istanbul": "^0.4.5",
     "jasmine-core": "^2.5.2",
     "jsdoc": "^3.5.5",
-    "karma": "^1.4.1",
+    "karma": "^4.4.1",
     "karma-browserify": "^5.1.1",
     "karma-chrome-launcher": "^2.0.0",
     "karma-cli": "^1.0.1",