Build(deps): Bump importlib-metadata in /dependencies/default (#415)

Bumps [importlib-metadata](https://github.com/python/importlib_metadata) from 4.12.0 to 5.0.0.
- [Release notes](https://github.com/python/importlib_metadata/releases)
- [Changelog](https://github.com/python/importlib_metadata/blob/main/CHANGES.rst)
- [Commits](python/importlib_metadata@v4.12.0...v5.0.0)

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

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Author: dependabot[bot]

dependencies/default/constraints.txt

@@ -4,7 +4,7 @@ coverage==6.5.0
 flaky==3.7.0
 hypothesis==6.56.0
 idna==3.4
-importlib-metadata==4.12.0
+importlib-metadata==5.0.0
 iniconfig==1.1.1
 mypy==0.982
 mypy-extensions==0.4.3