Update TOC.yml

Author: JasonWHowell

articles/frontdoor/TOC.yml

@@ -5,7 +5,7 @@
   - name: What is Azure Front Door?
     href: front-door-overview.md
   - name: Choosing the right load balancer
-    href: /architecture/guide/technology-choices/load-balancing-overview.md?toc=%2fazure%2ffrontdoor%2fstandard-premium%2ftoc.json
+    href: /azure/architecture/guide/technology-choices/load-balancing-overview?toc=%2fazure%2ffrontdoor%2fstandard-premium%2ftoc.json
 - name: Quickstarts
   expanded: true
   items: