Add an EFS volume into Secure Agent infrastructure

This volume will act as the persistence storage for Secure Agent's logs and configurations. Note that Fargate in ECS doesn't support EFS volume, so had to use EC2+linux template for ECS.

@bhill6 @JARED.KOSANOVIC @ERIC.SCHOVILLE

terraform/ecs.tf

@@ -27,6 +27,7 @@ resource "aws_ecs_task_definition" "task" {
   cpu                      = var.fargate_cpu
   memory                   = var.fargate_memory
   container_definitions    = data.template_file.container.rendered
+  tags                     = var.ecs_task_tags
 }
 
 resource "aws_ecs_service" "service" {
@@ -35,6 +36,7 @@ resource "aws_ecs_service" "service" {
   task_definition = aws_ecs_task_definition.task.arn
   desired_count   = 1
   launch_type     = "FARGATE"
+  tags            = var.ecs_service_tags
 
   network_configuration {
     security_groups  = [