Update ALB Controller version in documentation

Author: JackStromberg

articles/application-gateway/for-containers/quickstart-deploy-application-gateway-for-containers-alb-controller.md

@@ -7,7 +7,7 @@ author: mbender-ms
 ms.service: azure-appgw-for-containers
 ms.custom: devx-track-azurecli
 ms.topic: quickstart
-ms.date: 7/21/2025
+ms.date: 10/15/2025
 ms.author: mbender
 # Customer intent: As a Kubernetes administrator, I want to install the Application Gateway for Containers ALB Controller on my AKS cluster, so that I can efficiently manage load balancing rules and enhance application traffic handling.
 ---
@@ -147,7 +147,7 @@ You need to complete the following tasks before deploying Application Gateway fo
     az aks get-credentials --resource-group $RESOURCE_GROUP --name $AKS_NAME
     helm install alb-controller oci://mcr.microsoft.com/application-lb/charts/alb-controller \
          --namespace $HELM_NAMESPACE \
-         --version 1.7.9 \
+         --version 1.7.12 \
          --set albController.namespace=$CONTROLLER_NAMESPACE \
          --set albController.podIdentity.clientID=$(az identity show -g $RESOURCE_GROUP -n azure-alb-identity --query clientId -o tsv)
     ```
@@ -165,7 +165,7 @@ You need to complete the following tasks before deploying Application Gateway fo
     az aks get-credentials --resource-group $RESOURCE_GROUP --name $AKS_NAME
     helm upgrade alb-controller oci://mcr.microsoft.com/application-lb/charts/alb-controller \
         --namespace $HELM_NAMESPACE \
-        --version 1.7.9 \
+        --version 1.7.12 \
         --set albController.namespace=$CONTROLLER_NAMESPACE \
         --set albController.podIdentity.clientID=$(az identity show -g $RESOURCE_GROUP -n azure-alb-identity --query clientId -o tsv)
     ```