update actions/cache for releases/v4 (#1073)

* update actions/cache

* npm audit fix and poetry command update

* fix check failures

* fix check failures

.github/workflows/e2e-tests.yml

@@ -21,13 +21,6 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Run with setup-python 3.5
-        uses: ./
-        with:
-          python-version: 3.5
-      - name: Verify 3.5
-        run: python __tests__/verify-python.py 3.5
-
       - name: Run with setup-python 3.6
         uses: ./
         with: