Bump glob-parent, laravel-mix and chokidar

Bumps [glob-parent](https://github.com/gulpjs/glob-parent) to 5.1.2 and updates ancestor dependencies [glob-parent](https://github.com/gulpjs/glob-parent), [laravel-mix](https://github.com/JeffreyWay/laravel-mix) and [chokidar](https://github.com/paulmillr/chokidar). These dependencies need to be updated together.


Updates `glob-parent` from 3.1.0 to 5.1.2
- [Release notes](https://github.com/gulpjs/glob-parent/releases)
- [Changelog](https://github.com/gulpjs/glob-parent/blob/main/CHANGELOG.md)
- [Commits](gulpjs/glob-parent@v3.1.0...v5.1.2)

Updates `laravel-mix` from 5.0.4 to 6.0.49
- [Release notes](https://github.com/JeffreyWay/laravel-mix/releases)
- [Changelog](https://github.com/laravel-mix/laravel-mix/blob/master/CHANGELOG.md)
- [Upgrade guide](https://github.com/laravel-mix/laravel-mix/blob/master/UPGRADE.md)
- [Commits](https://github.com/JeffreyWay/laravel-mix/commits)

Updates `chokidar` from 2.1.8 to 3.5.3
- [Release notes](https://github.com/paulmillr/chokidar/releases)
- [Commits](https://github.com/paulmillr/chokidar/commits/3.5.3)

---
updated-dependencies:
- dependency-name: glob-parent
  dependency-type: indirect
- dependency-name: laravel-mix
  dependency-type: direct:development
- dependency-name: chokidar
  dependency-type: indirect
...

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