monitoring: alloy: fix extraEnv secretKeyRef name

monitoring/base/alloy/node-scraper/helm-values.yaml

@@ -61,30 +61,25 @@ alloy:
     name: alloy-node-scraper 
     key: config.alloy
   extraEnv:
-    - name: NODE_IP
-      valueFrom:
-        fieldRef:
-          fieldPath: status.hostIP
+
     - name: CLUSTER_NAME
-      value: casa
-    - name: JOB
-      value: node-exporter
-    - name: CONTAINER
-      value: node-exporter
-    - name: NS
-      value: monitoring
-    - name: POD
-      value: alloy-node-scraper
-    - name: SERVICE
-      value: alloy-node-scraper
+      valueFrom:
+      secretKeyRef:
+        name: alloy-global
+        key: cluster_name
+
     - name: ZONE
-      value: casa-vlan
+      secretKeyRef:
+        name: alloy-global
+        key: zone
+
     - name: LOKI_URL
       valueFrom:
         secretKeyRef:
           name: alloy-global
           key: loki_url
     - name: PROMETHEUS_URL
+    
       valueFrom:
         secretKeyRef:
           name: alloy-global