Removing entry from TOC as it is added in VCore subentry

Author: kruti-m

articles/cosmos-db/mongodb/TOC.yml

@@ -329,8 +329,6 @@
                   href: connect-using-mongochef.md
                 - name: Connect using Compass
                   href: connect-using-compass.md
-                - name: Connect using Mongo Shell
-                  href: how-to-connect-mongo-shell.md
                 - name: Connect using Robo 3T
                   href: connect-using-robomongo.md
                 - name: Connect using Mongoose