Bumps [karma-browserify](https://github.com/nikku/karma-browserify) from 6.1.0 to 7.0.0.
- [Release notes](https://github.com/nikku/karma-browserify/releases)
- [Commits](https://github.com/nikku/karma-browserify/compare/v6.1.0...v7.0.0)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>