Remove duplicate 'Verify the deployment' heading in chapter 3

Author: geremyCohen

content/learning-paths/servers-and-cloud-computing/multiarch_nginx_on_aks/3-deploy-arm.md

@@ -54,8 +54,6 @@ Taking a closer look at the `arm_nginx.yaml` deployment file, you'll see setting
 
 ### Verify the deployment
 
-### Verify the deployment
-
 1. Get the status of nodes, pods and services by running:
 
 ```bash