build(deps): update importlib-metadata requirement from ~=7.0 to ~=8.0 (#705)

Updates the requirements on [importlib-metadata](https://github.com/python/importlib_metadata) to permit the latest version.
- [Release notes](https://github.com/python/importlib_metadata/releases)
- [Changelog](https://github.com/python/importlib_metadata/blob/main/NEWS.rst)
- [Commits](python/importlib_metadata@v7.0.0...v8.0.0)

---
updated-dependencies:
- dependency-name: importlib-metadata
  dependency-type: direct:production
...

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

Author: dependabot[bot]

pyproject.toml

@@ -42,7 +42,7 @@ dev = [
     "codespell~=2.3.0",
     "coverage~=7.2",
     "doc8~=1.1.1",
-    "importlib-metadata~=7.0",
+    "importlib-metadata~=8.0",
     "mypy~=1.2",
     "orjson~=3.8",
     "pre-commit~=3.2",