Bump actions/setup-python from v1 to v2.2.1

Bumps [actions/setup-python](https://github.com/actions/setup-python) from v1 to v2.2.1.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v1...3105fb1)

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/release-cli.yml

@@ -63,7 +63,7 @@ jobs:
         run: target/${{ matrix.target }}/release/${{ matrix.bin }} --help
 
       # Remove once python 3 is the default
-      - uses: actions/setup-python@v1
+      - uses: actions/setup-python@v2.2.1
         with:
           python-version: '3.x'