Fixed json in link.

Author: Julia Shimanskiy

articles/virtual-machine-scale-sets/TOC.yml

@@ -136,7 +136,7 @@
       href: ../virtual-machines/windows/disks-types.md
       maintainContext: true
     - name: Encryption
-      href: ../virtual-machines/windows/disk-encryption.md
+      href: ../virtual-machines/windows/disk-encryption.md?toc=%2fazure%2fvirtual-machine-scale-sets%2ftoc.json
       maintainContext: true
     - name: Premium storage performance
       href: ../virtual-machines/windows/premium-storage-performance.md