Bump karma from 5.0.1 to 6.3.16

Bumps [karma](https://github.com/karma-runner/karma) from 5.0.1 to 6.3.16.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](karma-runner/karma@v5.0.1...v6.3.16)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -24,7 +24,7 @@
     "jasmine": "^3.10.0",
     "jasmine-core": "^3.10.1",
     "jasmine-reporters": "^2.5.0",
-    "karma": "5.0.1",
+    "karma": "6.3.16",
     "karma-chrome-launcher": "3.1.0",
     "karma-firefox-launcher": "1.3.0",
     "karma-jasmine": "3.3.1",