chore(deps): bump importlib-metadata from 4.7.1 to 4.8.1

Bumps [importlib-metadata](https://github.com/python/importlib_metadata) from 4.7.1 to 4.8.1.
- [Release notes](https://github.com/python/importlib_metadata/releases)
- [Changelog](https://github.com/python/importlib_metadata/blob/main/CHANGES.rst)
- [Commits](python/importlib_metadata@v4.7.1...v4.8.1)

---
updated-dependencies:
- dependency-name: importlib-metadata
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -8,7 +8,7 @@ autoflake==1.4
     # via autoimport (setup.py)
 click==8.0.1
     # via autoimport (setup.py)
-importlib-metadata==4.7.1
+importlib-metadata==4.8.1
     # via click
 pyflakes==2.3.1
     # via autoflake