Bump importlib-metadata from 6.8.0 to 8.5.0

Bumps [importlib-metadata](https://github.com/python/importlib_metadata) from 6.8.0 to 8.5.0.
- [Release notes](https://github.com/python/importlib_metadata/releases)
- [Changelog](https://github.com/python/importlib_metadata/blob/main/NEWS.rst)
- [Commits](python/importlib_metadata@v6.8.0...v8.5.0)

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

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

requirements.txt

@@ -203,7 +203,7 @@ html5lib==1.1
     # via weasyprint
 idna==3.7
     # via requests
-importlib-metadata==6.8.0
+importlib-metadata==8.5.0
     # via
     #   fiona
     #   markdown