chore(deps-dev): bump karma and @types/karma

Bumps [karma](https://github.com/karma-runner/karma) and [@types/karma](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/karma). These dependencies needed to be updated together.

Updates `karma` from 6.3.16 to 6.4.4
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](karma-runner/karma@v6.3.16...v6.4.4)

Updates `@types/karma` from 6.3.1 to 6.3.9
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/karma)

---
updated-dependencies:
- dependency-name: karma
  dependency-type: direct:development
  update-type: version-update:semver-minor
- dependency-name: "@types/karma"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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