fix ClusterRoleBinding roleRef name, llmaz -> prometheus

Author: googs1025

chart/templates/prometheus/serviceaccount.yaml

@@ -34,7 +34,7 @@ metadata:
 roleRef:
   apiGroup: rbac.authorization.k8s.io
   kind: ClusterRole
-  name: {{ include "chart.fullname" . }}-llmaz
+  name: {{ include "chart.fullname" . }}-prometheus
 subjects:
   - kind: ServiceAccount
     name: {{ include "chart.fullname" . }}-prometheus