move to dev image temporarily

Author: jalevin

.github/workflows/cloud-e2e.yml

@@ -106,7 +106,7 @@ jobs:
             --rm \
             --network=host \
             --volume "$PWD:/tests" \
-            us-docker.pkg.dev/grafanalabs-global/docker-grafana-bench-prod/grafana-bench-playwright:v0.6.5 test \
+            us-docker.pkg.dev/grafanalabs-dev/docker-grafana-bench-dev/grafana-bench-playwright:dev-latest test \
             --grafana-version "rrc-instant" \
             --grafana-admin-password "${{ fromJSON(steps.get-secrets.outputs.secrets).PLAYWRIGHT_GRAFANA_PASSWORD }}" \
             --grafana-admin-user "${{ fromJSON(steps.get-secrets.outputs.secrets).PLAYWRIGHT_GRAFANA_USERNAME }}" \