Adjusted the ToC

Author: dannyevers

articles/marketplace/TOC.yml

@@ -229,8 +229,8 @@
         href: azure-vm-faq.yml
       - name: VM certification troubleshooting
         href: azure-vm-certification-faq.yml
-      - name: Update core sizes
-        href: azure-vm-plan-manage.md
+    - name: Update core sizes
+      href: azure-vm-plan-manage
   - name: Consulting services offer
     items: 
     - name: Plan the offer