Fix indentation and update relocate section in toc.yml

line 296

Author: riturajc

articles/application-gateway/toc.yml

@@ -293,7 +293,8 @@
     href: configure-web-app.md
   - name: Schedule autoscaling
     href: application-gateway-externally-managed-scheduled-autoscaling.md
-  - name: Relocate items:
+  - name: Relocate
+    items:
     - name: Relocate to another region
       href: ../operational-excellence/relocation-app-gateway.md?toc=/azure/application-gateway/toc.json
     - name: Migrate to availability zone support