Restrict to python 3.11 to allow torch to be pip installed on macOS.

Author: jatkinson1000

.github/workflows/test_suite.yml

@@ -74,7 +74,7 @@ jobs:
       - name: Install Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.x'
+          python-version: '3.11'
 
       - name: Install PyTorch
         run: |