Merge pull request #10 from terraform-aws-modules/fix/CI_broken_on_submodule

modified submodule path

data.tf

@@ -73,6 +73,6 @@ data template_file config_map_aws_auth {
 }
 
 module "ebs_optimized" {
-  source        = "modules/util/ebs_optimized/"
+  source        = "./modules/tf_util_ebs_optimized"
   instance_type = "${var.workers_instance_type}"
 }