docs: optionall to use containerInsight on the ECS cluster

Author: iru

modules/infrastructure/ecs-vpc/main.tf

@@ -1,4 +1,8 @@
 resource "aws_ecs_cluster" "ecs_cluster" {
   name = var.name
   tags = var.tags
+  #  setting {
+  #    name  = "containerInsights"
+  #    value = "enabled"
+  #  }
 }