Bump diff from 4.0.1 to 4.0.2 (#7343)
Bumps [diff](https://github.com/kpdecker/jsdiff) from 4.0.1 to 4.0.2.
- [Release notes](https://github.com/kpdecker/jsdiff/releases)
- [Changelog](https://github.com/kpdecker/jsdiff/blob/master/release-notes.md)
- [Commits](https://github.com/kpdecker/jsdiff/commits)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>