fix: update stale RBAC path ref after infra consolidation (PRI-1002)

Updates deploy-e2e-headlamp.sh to reference the consolidated RBAC manifest
at privilegedescalation/infra/base/rbac/e2e-ci-runner.yaml instead of the
non-existent local path deployment/e2e-ci-runner-rbac.yaml.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

scripts/deploy-e2e-headlamp.sh

@@ -35,7 +35,7 @@ fi
 echo "Checking RBAC permissions in namespace '${E2E_NAMESPACE}'..."
 if ! kubectl auth can-i delete configmaps -n "$E2E_NAMESPACE" --quiet 2>/dev/null; then
   echo "ERROR: Missing RBAC — cannot delete configmaps in namespace '${E2E_NAMESPACE}'." >&2
-  echo "  Apply RBAC first: kubectl apply -f deployment/e2e-ci-runner-rbac.yaml" >&2
+  echo "  Apply RBAC first: kubectl apply -f privilegedescalation/infra/base/rbac/e2e-ci-runner.yaml" >&2
   exit 1
 fi