Bump actions/setup-python from v2.2.0 to v2.2.1
Bump actions/setup-python from v2.2.0 to v2.2.1

Bumps [actions/setup-python](https://github.com/actions/setup-python) from v2.2.0 to v2.2.1.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](https://github.com/actions/setup-python/compare/v2.2.0...3105fb18c05ddd93efea5f9e0bef7a03a6e9e7df)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
amolenaar/gaphor,amolenaar/gaphor