Bump importlib-metadata from 4.6.3 to 4.6.4

Bumps [importlib-metadata](https://github.com/python/importlib_metadata) from 4.6.3 to 4.6.4.
- [Release notes](https://github.com/python/importlib_metadata/releases)
- [Changelog](https://github.com/python/importlib_metadata/blob/main/CHANGES.rst)
- [Commits](python/importlib_metadata@v4.6.3...v4.6.4)

---
updated-dependencies:
- dependency-name: importlib-metadata
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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