Bump glob-parent, watchpack and webpack-dev-server

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), [watchpack](https://github.com/webpack/watchpack) and [webpack-dev-server](https://github.com/webpack/webpack-dev-server). These dependencies need to be updated together.


Updates `glob-parent` from 5.1.0 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@v5.1.0...v5.1.2)

Updates `watchpack` from 1.6.0 to 1.7.5
- [Release notes](https://github.com/webpack/watchpack/releases)
- [Commits](webpack/watchpack@v1.6.0...v1.7.5)

Updates `webpack-dev-server` from 3.11.3 to 4.11.1
- [Release notes](https://github.com/webpack/webpack-dev-server/releases)
- [Changelog](https://github.com/webpack/webpack-dev-server/blob/master/CHANGELOG.md)
- [Commits](webpack/webpack-dev-server@v3.11.3...v4.11.1)

---
updated-dependencies:
- dependency-name: glob-parent
  dependency-type: indirect
- dependency-name: watchpack
  dependency-type: indirect
- dependency-name: webpack-dev-server
  dependency-type: direct:development
...

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Author: dependabot[bot]