Revert "temp removal of toc items"

This reverts commit f2300e4.

Author: adegeo

docs/azure/toc.yml

@@ -26,6 +26,10 @@ items:
   items:
     - name: GitHub Copilot app modernization for .NET
       items:
+        - name: Overview
+          href: ../core/porting/github-copilot-app-modernization-overview.md?toc=/dotnet/azure/toc.json&bc=/dotnet/breadcrumb/toc.json
+        - name: FAQ
+          href: ../core/porting/github-copilot-app-modernization-faq.yml?toc=/dotnet/azure/toc.json&bc=/dotnet/breadcrumb/toc.json
         - name: Predefined Tasks
           href: ./migration/appmod/predefined-tasks.md
         - name: Quickstart - Assess and migrate a .NET project