chore(deps): update actions/setup-python action to v4

Author: renovate[bot]

.github/workflows/python-publish.yml

@@ -14,7 +14,7 @@ jobs:
         token: '${{ secrets.PERSONAL_ACCESS_TOKEN }}'
         fetch-depth: 0
     - name: Set up Python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v4
       with:
         python-version: '3.7'
     - name: Install dependencies