Fix blocking issue

Author: v-sreedevank

articles/migrate/toc.yml

@@ -278,8 +278,6 @@ items:
     items:
     - name: Add migration tools
       href: how-to-migrate.md
-    - name: Replicate using ExpressRoute
-      href: replicate-using-expressroute.md
     - name: Prepare machines for migration
       href: prepare-for-migration.md
     - name: Prepare Windows 2003 servers for migration