Update Python version to 3.11 in workflow

Author: v-gowridurgad

.github/workflows/testingfr#77.yml

@@ -10,6 +10,7 @@ jobs:
       - name: Setup Python (exactly like nathanblair)
         uses: actions/setup-python@v6
         with:
+          python-version: 3.11
           pip-install: dotenv
 
       - name: Test - Direct Python import (exactly what they tried)