Bump actions/setup-python from 2.3.0 to 2.3.1

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 2.3.0 to 2.3.1.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](https://github.com/actions/setup-python/compare/v2.3.0...v2.3.1)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.github/workflows/build-release-binary.yml

@@ -81,7 +81,7 @@ jobs:
         run: target/${{ matrix.target }}/release/${{ matrix.bin }} --help
 
       # Remove once python 3 is the default
-      - uses: actions/setup-python@v2.3.0
+      - uses: actions/setup-python@v2.3.1
         with:
           python-version: '3.x'