[HACK] test against client-svc-lease branch of e2e/controller

Author: NickCao

.github/workflows/e2e.yaml

@@ -16,7 +16,7 @@ jobs:
     timeout-minutes: 60
     continue-on-error: false
     steps:
-      - uses: jumpstarter-dev/jumpstarter-e2e@main
+      - uses: jumpstarter-dev/jumpstarter-e2e@client-svc-lease
         with:
-          controller-ref: main
+          controller-ref: client-svc-lease
           jumpstarter-ref: ${{ github.ref }}