Support re-using existing cert-manager on cluster

variables.tf

@@ -15,12 +15,6 @@ variable "aws_region" {
   type        = string
 }
 
-variable "enable_amazon_eks_adot" {
-  type    = bool
-  default = true
-}
-
-
 variable "irsa_iam_role_path" {
   description = "IAM role path for IRSA roles"
   type        = string
@@ -33,6 +27,18 @@ variable "irsa_iam_permissions_boundary" {
   default     = ""
 }
 
+
+variable "enable_amazon_eks_adot" {
+  type    = bool
+  default = true
+}
+
+variable "enable_cert_manager" {
+  description = "Allow reusing an existing installation of cert-manager"
+  type        = bool
+  default     = true
+}
+
 variable "tags" {
   description = "Additional tags (e.g. `map('BusinessUnit`,`XYZ`)"
   type        = map(string)