Bump micromatch and webpack (#476)

Bumps [micromatch](https://github.com/micromatch/micromatch) and [webpack](https://github.com/webpack/webpack). These dependencies needed to be updated together.

Updates `micromatch` from 4.0.7 to 4.0.8
- [Release notes](https://github.com/micromatch/micromatch/releases)
- [Changelog](https://github.com/micromatch/micromatch/blob/master/CHANGELOG.md)
- [Commits](micromatch/micromatch@4.0.7...4.0.8)

Updates `webpack` from 4.47.0 to 5.94.0
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v4.47.0...v5.94.0)

---
updated-dependencies:
- dependency-name: micromatch
  dependency-type: indirect
- dependency-name: webpack
  dependency-type: indirect
...

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