remove from toc

Author: markingmyname

articles/dms/toc.yml

@@ -129,10 +129,6 @@
       href: tutorial-postgresql-azure-postgresql-online-portal.md
     - name: to Azure DB for PostgreSQL (Az CLI)
       href: tutorial-postgresql-azure-postgresql-online.md
-  - name: Migrate Azure DB for PostgreSQL - Single Server
-    items: 
-    - name: to Azure DB for PostgreSQL (Portal)
-      href: tutorial-azure-postgresql-to-azure-postgresql-online-portal.md
   - name: Migrate RDS PostgreSQL
     items: 
     - name: to Azure DB for PostgreSQL