Bump karma from 6.3.20 to 6.4.0 (#36573)

Bumps [karma](https://github.com/karma-runner/karma) from 6.3.20 to 6.4.0.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](karma-runner/karma@v6.3.20...v6.4.0)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -127,7 +127,7 @@
     "hugo-bin": "^0.88.2",
     "ip": "^2.0.0",
     "jquery": "^3.6.0",
-    "karma": "^6.3.20",
+    "karma": "^6.4.0",
     "karma-browserstack-launcher": "1.4.0",
     "karma-chrome-launcher": "^3.1.1",
     "karma-coverage-istanbul-reporter": "^3.0.3",