try to fix prometheus 2

prometheus/values.yaml

@@ -5,6 +5,14 @@ alertmanager:
       - "telegram-api"
     configMaps:
       - "templates"
+    storage:
+      volumeClaimTemplate:
+       spec:
+         accessModes: ["ReadWriteOnce"]
+         resources:
+           requests:
+             storage: 5Gi
+    useExistingSecret: false
   config:
     global:
       resolve_timeout: 5m
@@ -38,14 +46,6 @@ alertmanager:
         target_matchers:
           - severity = warning
         equal: ['alertname', 'server', 'instance']
-    storage:
-      volumeClaimTemplate:
-       spec:
-         accessModes: ["ReadWriteOnce"]
-         resources:
-           requests:
-             storage: 5Gi
-    useExistingSecret: false
   ingress:
     paths:
       - /