.github/workflows/pytest: Update python test versions

Author: rkdarst

.github/workflows/pytest.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.9', '3.x']
+        python-version: ['3.9', '3.11', '3.x']
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}