Update href paths in toc.yml for Application Gateway

Changed line 213 to:
    href: ../container-apps/waf-app-gateway.md?toc=/azure/application-gateway/toc.json&bc=/azure/application-gateway/breadcrumb/toc.json
    
from:
    href: /azure/container-apps/waf-app-gateway?toc=/azure/application-gateway/toc.json&bc=/azure/application-gateway/breadcrumb/toc.json

Author: riturajc

articles/application-gateway/toc.yml

@@ -210,7 +210,7 @@
     - name: Autoscale AKS pods with Application Gateway metrics
       href: ingress-controller-autoscale-pods.md
   - name: Integration with Container Apps
-    href: /azure/container-apps/waf-app-gateway?toc=/azure/application-gateway/toc.json&bc=/azure/application-gateway/breadcrumb/toc.json
+    href: ../container-apps/waf-app-gateway.md?toc=/azure/application-gateway/toc.json&bc=/azure/application-gateway/breadcrumb/toc.json
   - name: Route by URL
     items:
     - name: Azure PowerShell
@@ -296,7 +296,7 @@
   - name: Relocate
     items:
     - name: Relocate to another region
-      href: ../operational-excellence/relocation-app-gateway.md?toc=/azure/application-gateway/toc.json
+      href: /operational-excellence/relocation-app-gateway.md?toc=/azure/application-gateway/toc.json
     - name: Migrate to availability zone support
       href: /azure/reliability/migrate-app-gateway-v2?toc=/azure/application-gateway/toc.json
   - name: Proxy buffer configuration
@@ -377,7 +377,7 @@
     href: /rest/api/application-gateway/application-gateways
   - name: Azure Resource Manager
     displayName: ARM
-    href: ../azure-resource-manager/management/overview.md
+    href: /azure-resource-manager/management/overview.md
   - name: Resource Manager template
     displayName: ARM
     href: /azure/templates/microsoft.network/applicationgateways