Bump fake-indexeddb from 6.0.0 to 6.2.4

Bumps [fake-indexeddb](https://github.com/dumbmatter/fakeIndexedDB) from 6.0.0 to 6.2.4.
- [Release notes](https://github.com/dumbmatter/fakeIndexedDB/releases)
- [Changelog](https://github.com/dumbmatter/fakeIndexedDB/blob/master/CHANGELOG.md)
- [Commits](dumbmatter/fakeIndexedDB@v6.0.0...v6.2.4)

---
updated-dependencies:
- dependency-name: fake-indexeddb
  dependency-version: 6.2.4
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]