VM extension port can't be a string and must be a number (#14)

* VM extension port can't be a string and must be a number

Author: thathaneydude

locals.tf

@@ -3,7 +3,7 @@ locals {
   monitoring_subnet_name              = local.monitoring_subnet_resource_id_slice[length(local.monitoring_subnet_resource_id_slice) - 1]
   monitoring_subnet_vnet_name         = local.monitoring_subnet_resource_id_slice[8]
 
-  monitoring_health_check_port = "41080"
+  monitoring_health_check_port = 41080
 
   # https://learn.microsoft.com/en-us/azure/load-balancer/load-balancer-custom-probe-overview#probe-source-ip-address
   azure_lb_health_check_probe_ip = "168.63.129.16/32"