chore(deps-dev): bump karma from 5.2.3 to 6.0.0

Bumps [karma](https://github.com/karma-runner/karma) from 5.2.3 to 6.0.0.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](karma-runner/karma@v5.2.3...v6.0.0)

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

Author: dependabot-preview[bot]

package.json

@@ -86,7 +86,7 @@
     "electron-reload": "^1.5.0",
     "jasmine-core": "~3.6.0",
     "jasmine-spec-reporter": "~6.0.0",
-    "karma": "~5.2.3",
+    "karma": "~6.0.0",
     "karma-chrome-launcher": "~3.1.0",
     "karma-coverage-istanbul-reporter": "~3.0.3",
     "karma-jasmine": "~4.0.1",