build(deps): bump actions/setup-python from 2 to 2.2.2

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 2 to 2.2.2.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](https://github.com/actions/setup-python/compare/v2...v2.2.2)

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

.github/workflows/pr-checks.yml

@@ -53,7 +53,7 @@ jobs:
     # Get Python set up
     ####################################################################
     - name: Set up Python 3.9
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v2.2.2
       with:
         python-version: 3.9
     - name: Install dependencies

.github/workflows/push-checks.yml

@@ -21,7 +21,7 @@ jobs:
       with:
         fetch-depth: 0
     - name: Set up Python 3.9
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v2.2.2
       with:
         python-version: 3.9
     - name: Install dependencies

.github/workflows/windows-build.yml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/setup-python@v2.2.2
         with:
           python-version: "3.9.5"
           architecture: "x86"