Update mkdocs.yml

mkdocs.yml

@@ -495,20 +495,20 @@ nav:
     - Exchange FAQ: nebula-exchange/ex-ug-FAQ.md
 
   - Nebula Operator:
-    - What is Nebula Operator: nebula-operator/1.introduction-to-nebula-operator.md
-    - Overview of using Nebula Operator: nebula-operator/6.get-started-with-operator.md
-    - Deploy Nebula Operator: nebula-operator/2.deploy-nebula-operator.md
-    - Deploy clusters: 
-      - Deploy clusters with Kubectl: nebula-operator/3.deploy-nebula-graph-cluster/3.1create-cluster-with-kubectl.md
-      - Deploy clusters with Helm: nebula-operator/3.deploy-nebula-graph-cluster/3.2create-cluster-with-helm.md
-    - Configure clusters:
-      - Custom configuration parameters for a Nebula Graph cluster: nebula-operator/8.custom-cluster-configurations/8.1.custom-conf-parameter.md
-      - Reclaim PVs: nebula-operator/8.custom-cluster-configurations/8.2.pv-reclaim.md 
-      - Balance storage data after scaling out: nebula-operator/8.custom-cluster-configurations/8.3.balance-data-when-scaling-storage.md
-    - Upgrade Nebula Graph clusters: nebula-operator/9.upgrade-nebula-cluster.md
-    - Connect to Nebula Graph databases: nebula-operator/4.connect-to-nebula-graph-service.md
-    - Self-healing: nebula-operator/5.operator-failover.md
-    - FAQ: nebula-operator/7.operator-faq.md
+      - What is Nebula Operator: nebula-operator/1.introduction-to-nebula-operator.md
+      - Overview of using Nebula Operator: nebula-operator/6.get-started-with-operator.md
+      - Deploy Nebula Operator: nebula-operator/2.deploy-nebula-operator.md
+      - Deploy clusters: 
+        - Deploy clusters with Kubectl: nebula-operator/3.deploy-nebula-graph-cluster/3.1create-cluster-with-kubectl.md
+        - Deploy clusters with Helm: nebula-operator/3.deploy-nebula-graph-cluster/3.2create-cluster-with-helm.md
+      - Configure clusters:
+        - Custom configuration parameters for a Nebula Graph cluster: nebula-operator/8.custom-cluster-configurations/8.1.custom-conf-parameter.md
+        - Reclaim PVs: nebula-operator/8.custom-cluster-configurations/8.2.pv-reclaim.md 
+        - Balance storage data after scaling out: nebula-operator/8.custom-cluster-configurations/8.3.balance-data-when-scaling-storage.md
+      - Upgrade Nebula Graph clusters: nebula-operator/9.upgrade-nebula-cluster.md
+      - Connect to Nebula Graph databases: nebula-operator/4.connect-to-nebula-graph-service.md
+      - Self-healing: nebula-operator/5.operator-failover.md
+      - FAQ: nebula-operator/7.operator-faq.md
 
   - Nebula Algorithm: nebula-algorithm.md