(AzureCXP) fixes MicrosoftDocs/azure-docs#106102

In Line 191, updated the Bastion Subnet Address range from /27 to /26, as currently this is what is supported.
resolves MicrosoftDocs/azure-docs#106102

Author: KapilAnanth-MSFT

articles/load-balancer/basic/quickstart-basic-public-load-balancer-cli.md

@@ -188,7 +188,7 @@ Use [az network vnet subnet create](/cli/azure/network/vnet/subnet#az-network-vn
     --resource-group CreatePubLBQS-rg \
     --name AzureBastionSubnet \
     --vnet-name myVNet \
-    --address-prefixes 10.1.1.0/27
+    --address-prefixes 10.1.1.0/26
 ```
 
 ### Create bastion host