refactor: export cluster_name attribute to promote better implicit dependability

Author: saumitra-dev

outputs.tf

@@ -1,8 +1,13 @@
 ##############################
-# ECS Cluster Outputs
+# ECS Cluster
 ##############################
 
 output "cluster_arn" {
   description = "ARN of the ECS Cluster"
   value       = module.ecs_cluster.arn
 }
+
+output "cluster_name" {
+  description = "Name of the ECS Cluster"
+  value       = var.cluster_name
+}