chore(deps): bump importlib-metadata in /hack/api-docs (#4342)

Bumps [importlib-metadata](https://github.com/python/importlib_metadata) from 8.5.0 to 8.6.1.
- [Release notes](https://github.com/python/importlib_metadata/releases)
- [Changelog](https://github.com/python/importlib_metadata/blob/main/NEWS.rst)
- [Commits](https://github.com/python/importlib_metadata/compare/v8.5.0...v8.6.1)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

hack/api-docs/requirements.txt

@@ -7,7 +7,7 @@ csscompressor==0.9.5
 ghp-import==2.1.0
 htmlmin==0.1.12
 idna==3.10
-importlib-metadata==8.5.0
+importlib-metadata==8.6.1
 importlib-resources==6.5.2
 Jinja2==3.1.5
 jsmin==3.0.1