Fix terraform fmt on contrib/terraform/aws (#4484)

contrib/terraform/aws/sample-inventory/cluster.tf

@@ -3,33 +3,38 @@ aws_cluster_name = "devtest"
 
 #VPC Vars
 aws_vpc_cidr_block = "10.250.192.0/18"
-aws_cidr_subnets_private = ["10.250.192.0/20","10.250.208.0/20"]
-aws_cidr_subnets_public = ["10.250.224.0/20","10.250.240.0/20"]
+
+aws_cidr_subnets_private = ["10.250.192.0/20", "10.250.208.0/20"]
+
+aws_cidr_subnets_public = ["10.250.224.0/20", "10.250.240.0/20"]
 
 #Bastion Host
 aws_bastion_size = "t2.medium"
 
-
 #Kubernetes Cluster
 
 aws_kube_master_num = 3
+
 aws_kube_master_size = "t2.medium"
 
 aws_etcd_num = 3
+
 aws_etcd_size = "t2.medium"
 
 aws_kube_worker_num = 4
+
 aws_kube_worker_size = "t2.medium"
 
 #Settings AWS ELB
 
 aws_elb_api_port = 6443
+
 k8s_secure_api_port = 6443
+
 kube_insecure_apiserver_address = "0.0.0.0"
 
 default_tags = {
-#  Env = "devtest"
-#  Product = "kubernetes"
+  #  Env = "devtest"  #  Product = "kubernetes"
 }
 
 inventory_file = "../../../inventory/hosts"
@@ -37,9 +42,12 @@ inventory_file = "../../../inventory/hosts"
 ## Credentials
 #AWS Access Key
 AWS_ACCESS_KEY_ID = ""
+
 #AWS Secret Key
 AWS_SECRET_ACCESS_KEY = ""
+
 #EC2 SSH Key Name
 AWS_SSH_KEY_NAME = ""
+
 #AWS Region
 AWS_DEFAULT_REGION = "eu-central-1"