Merge pull request #266922 from halkazwini/monitor-toc

Update Azure Monitor TOC (Network Insights)

Author: v-regandowner

articles/azure-monitor/toc.yml

@@ -587,13 +587,10 @@ items:
     - name: Network Insights
       items:
       - name: Overview
-        displayName: Network Insights, Network
         href: ../network-watcher/network-insights-overview.md
-      - name: Topology
-        displayName: Network Insights, Network
+      - name: View network topology
         href: ../network-watcher/network-insights-topology.md?toc=/azure/azure-monitor/toc.json
-      - name: Troubleshooting
-        displayName: Network Insights, Network
+      - name: Troubleshoot
         href: ../network-watcher/network-insights-troubleshooting.md
   - name: Monitor Azure Monitor
     href: monitor-azure-monitor.md