Bump actions/setup-python from v2.1.2 to v2.1.3

Bumps [actions/setup-python](https://github.com/actions/setup-python) from v2.1.2 to v2.1.3.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v2.1.2...c181ffa)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/test.yaml

@@ -15,7 +15,7 @@ jobs:
       with:
         submodules: true
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/[email protected].2
+      uses: actions/[email protected].3
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies