Merge pull request SharePoint#8481 from JoanneHendrickson/patch-67

Update toc.yml

Author: andrewconnell

docs/toc.yml

@@ -2065,6 +2065,8 @@
     href: apis/spod-copy-move-api.md
   - name: SharePoint Migration Guidance
     items:
+    - name: What's new in the Migration API
+      href: apis/migration-api-whats-new.md
     - name: Migration Guidance for ISVs
       href: apis/migration-isv-guidance.md
     - name: Migration permission guidance