fixed heading

Author: mbender-ms

articles/load-balancer/TOC.yml

@@ -60,7 +60,7 @@
       href: tutorial-load-balancer-standard-public-zonal-portal.md
     - name: Load balance VMs with multiple availability sets
       href: tutorial-multi-availability-sets-portal.md
-  - name: Globalload balancer
+  - name: Global load balancer
     items:
     - name: Create global load balancer - Portal
       href: tutorial-cross-region-portal.md