Bump importlib-metadata from 4.13.0 to 6.8.0 (#31)

Bumps [importlib-metadata](https://github.com/python/importlib_metadata) from 4.13.0 to 6.8.0.
- [Release notes](https://github.com/python/importlib_metadata/releases)
- [Changelog](https://github.com/python/importlib_metadata/blob/main/NEWS.rst)
- [Commits](python/importlib_metadata@v4.13.0...v6.8.0)

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

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

Author: dependabot[bot]

poetry.lock

@@ -47,7 +47,7 @@ greenlet = {version = ">=3.0.0rc1", python = ">=3.12"}
 
 [tool.poetry.group.dev.dependencies]
 black = ">=22,<24"
-importlib-metadata = "^4.11.1"
+importlib-metadata = ">=4.11.1,<7.0.0"
 mypy = "1.5.1"
 nox = "^2023.4.22"
 nox-poetry = "^1.0.2"