Bump karma from 5.2.0 to 5.2.1 (#31599)

Bumps [karma](https://github.com/karma-runner/karma) from 5.2.0 to 5.2.1.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](https://github.com/karma-runner/karma/compare/v5.2.0...v5.2.1)

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

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

package.json

@@ -112,7 +112,7 @@
     "hugo-bin": "^0.62.3",
     "ip": "^1.1.5",
     "jquery": "^3.5.1",
-    "karma": "^5.2.0",
+    "karma": "^5.2.1",
     "karma-browserstack-launcher": "1.4.0",
     "karma-chrome-launcher": "^3.1.0",
     "karma-coverage-istanbul-reporter": "^3.0.3",