Update python version to 3.7.x

Author: makermelissa

.github/workflows/build.yml

@@ -21,7 +21,7 @@ jobs:
     - name: Set up Python 3.7
       uses: actions/setup-python@v4
       with:
-        python-version: 3.7
+        python-version: '3.7.x'
     - name: Versions
       run: |
         python3 --version