Update description value.

Author: yimw

modules/iam-compartment/variables.tf

@@ -11,7 +11,7 @@ variable "compartment_name" {
 // The description is only used if compartment_create = true.
 variable "compartment_description" {
   description = "The description you assign to the compartment. Does not have to be unique, and it's changeable. "
-  default     = " "
+  default     = ""
 }
 
 variable "compartment_create" {

modules/iam-dynamic-group/variables.tf

@@ -10,7 +10,7 @@ variable "dynamic_group_name" {
 
 variable "dynamic_group_description" {
   description = "The description you assign to the Group. Does not have to be unique, and it's changeable. "
-  default     = " "
+  default     = ""
 }
 
 variable "dynamic_group_create" {

modules/iam-group/variables.tf

@@ -11,7 +11,7 @@ variable "group_name" {
 // The description is only used if group_create = true.
 variable "group_description" {
   description = "The description you assign to the Group. Does not have to be unique, and it's changeable. "
-  default     = " "
+  default     = ""
 }
 
 variable "group_create" {

modules/iam-user/variables.tf

@@ -11,7 +11,7 @@ variable "user_name" {
 // The description is only used if user_create = true.
 variable "user_description" {
   description = "The description you assign to the user. Does not have to be unique, and it's changeable. "
-  default     = " "
+  default     = ""
 }
 
 variable "user_create" {