log analytics - NPM heading level change

Author: bandersmsft

articles/log-analytics/log-analytics-network-performance-monitor.md

@@ -301,7 +301,7 @@ Now that you've read about Network Performance Monitor, let's look at a simple i
    In the below image you can clearly see the root-cause of the problem areas to the specific section of the network by looking at the paths and hops in red color. Clicking on a node in the topology map reveals the properties of the node, including the FQDN, and IP address. Clicking on a hop shows the IP address of the hop.  
    ![unhealthy topology - path details example](./media/log-analytics-network-performance-monitor/npm-investigation06.png)
 
-### Provide feedback
+## Provide feedback
 
 - **UserVoice** - You can post your ideas for Network Performance Monitor features that you want us to work on. Visit our [UserVoice page](https://feedback.azure.com/forums/267889-log-analytics/category/188146-network-monitoring).
 - **Join our cohort** - We’re always interested in having new customers join our cohort. As part of it, you'll get early access to new features and help us improve Network Performance Monitor. If you're interested in joining, fill-out this [quick survey](https://aka.ms/npmcohort).