FIX(loki): fix lokiCanary config path

- Move lokiCanary to top-level config
- Fix toleration not being applied to DaemonSet

loki/helm-values.yaml

@@ -95,18 +95,20 @@ chunksCache:
 resultsCache:
   enabled: false
 
-# Monitoring
-monitoring:
-  selfMonitoring:
-    enabled: false
-    grafanaAgent:
-      installOperator: false
+# Loki Canary - top level config
 lokiCanary:
   enabled: true
   tolerations:
     - key: "node-role.kubernetes.io/control-plane"
       operator: "Exists"
       effect: "NoSchedule"
+
+# Monitoring
+monitoring:
+  selfMonitoring:
+    enabled: false
+    grafanaAgent:
+      installOperator: false
   serviceMonitor:
     enabled: true
     interval: 60s