ci: use RWX

Author: pandatix

.github/workflows/integration.yaml

@@ -101,7 +101,7 @@ jobs:
           namespace: romeo-in-ci
           tag: ${{ github.sha }}
           storage-class-name: local-path
-          pvc-access-mode: ReadWriteOnce
+          pvc-access-mode: ReadWriteMany
 
       - name: Romeo environment under test
         id: env-test
@@ -113,7 +113,7 @@ jobs:
           claim-name: ${{ steps.env.outputs.claim-name }}
           tag: ${{ github.sha }}
           storage-class-name: local-path
-          pvc-access-mode: ReadWriteOnce
+          pvc-access-mode: ReadWriteMany
 
       - name: Stimulate
         run: |