Bump karma from 1.4.1 to 6.3.14

Bumps [karma](https://github.com/karma-runner/karma) from 1.4.1 to 6.3.14.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](karma-runner/karma@v1.4.1...v6.3.14)

---
updated-dependencies:
- dependency-name: karma
  dependency-type: direct:development
...

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

Author: dependabot[bot]

package.json

@@ -139,7 +139,7 @@
     "imports-loader": "^0.7.0",
     "ip": "^1.1.4",
     "json-loader": "^0.5.4",
-    "karma": "^1.4.1",
+    "karma": "^6.3.14",
     "karma-coverage": "^1.1.1",
     "karma-mocha": "^1.3.0",
     "karma-mocha-reporter": "^2.2.2",