Update operator.md (#179)

* Update operator.md

Author: squall0gd

docs/operator.md

@@ -323,7 +323,7 @@ kubectl get node <node-name> -o json | jq .spec.taints
 ```
 Example output:
 ```sh
-kubectl get node cmk-02-zzwt7w -o json | jq .metadata.annotations
+kubectl get node cmk-02-zzwt7w -o json | jq .spec.taints
 [
   {
     "effect": "NoSchedule",
@@ -375,7 +375,7 @@ spec:
     env:
     - name: CMK_PROC_FS
       value: "/host/proc"
-    image: cmk
+    image: cmk:v1.2.0-rc1
     imagePullPolicy: "Never"
     name: cmk-isolate-infra
     volumeMounts:
@@ -451,4 +451,4 @@ can help to fine-grain the deletion for specific node.
 [Custom Resource Definitions]: https://kubernetes.io/docs/tasks/access-kubernetes-api/extend-api-custom-resource-definitions/
 [Third Party Resource]: https://kubernetes.io/docs/tasks/access-kubernetes-api/extend-api-third-party-resource/
 [migrate]: https://kubernetes.io/docs/tasks/access-kubernetes-api/migrate-third-party-resource/
-[Taints]: https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/
+[Taints]: https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/