delete assign article, delete toc entry, add redirect

Author: sipastak

articles/virtual-desktop/TOC.yml

@@ -412,9 +412,6 @@
           - name: Create and assign a scaling plan
             displayName: autoscale, scale, virtual machines, vms
             href: autoscale-scaling-plan.md
-          - name: Assign a scaling plan
-            displayName: autoscale, scale, virtual machines, vms
-            href: autoscale-new-existing-host-pool.md
           - name: Set up autoscale diagnostics
             displayName: autoscale, scale, virtual machines, vms
             href: autoscale-diagnostics.md