ci(e2e): add caching for podman images

.gitea/workflows/e2e-tests.yaml

@@ -28,7 +28,6 @@ jobs:
 
     container:
       image: altlinux.space/maks1ms/actions-container-runner:latest
-      options: --privileged
 
     steps:
       - name: Checkout
@@ -39,6 +38,14 @@ jobs:
         with:
           go-version: '1.24'
 
+      - name: Cache Podman images
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.local/share/containers/storage
+            /var/lib/containers/storage
+          key: ${{ runner.os }}-primes            
+
       - name: Start Podman service
         run: nohup podman system service -t 0 unix:/tmp/podman.sock &