See if we can figure out Py 3.12 checkout

.github/workflows/test.yml

@@ -20,12 +20,11 @@ jobs:
       cancel-in-progress: true
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python 3.12
         uses: actions/setup-python@v4
         with:
           python-version: '3.12'
-          cache: 'poetry'
       - name: Install Poetry
         uses: snok/install-poetry@v1
         with: