Bumps [karma-browserify](https://github.com/nikku/karma-browserify) from 5.3.0 to 6.0.0.
- [Release notes](https://github.com/nikku/karma-browserify/releases)
- [Commits](https://github.com/nikku/karma-browserify/compare/v5.3.0...v6.0.0)
Signed-off-by: dependabot[bot] <support@dependabot.com>