Bump actions/setup-python from v2.1.4 to v2.2.1 (#1841)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from v2.1.4 to v2.2.1.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](https://github.com/actions/setup-python/compare/v2.1.4...3105fb18c05ddd93efea5f9e0bef7a03a6e9e7df)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build-installer.yml

@@ -18,7 +18,7 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v2
     - name: Set up Python 3.8
-      uses: actions/setup-python@v2.1.4
+      uses: actions/setup-python@v2.2.1
       with:
         python-version: 3.8
     - name: Install Python requirements