Update articles/network-watcher/toc.yml

Co-authored-by: Hussein Al Kazwini <[email protected]>

Author: shijaiswal

articles/network-watcher/toc.yml

@@ -179,7 +179,8 @@
     items:
     - name: Apply Zero Trust principles to segment Azure network
       href: traffic-analytics-zero-trust.md
-    - name: Overview
+    - name: Apply Zero Trust principles to segment Azure network
+      href: traffic-analytics-zero-trust.md    
       href: traffic-analytics.md
     - name: Usage scenarios
       href: traffic-analytics-usage-scenarios.md