feat: Allow override of timeouts in node_groups (#1552)

modules/node_groups/variables.tf

@@ -36,6 +36,11 @@ variable "tags" {
   type        = map(string)
 }
 
+variable "timeouts" {
+  description = "A map of timeouts for create/update/delete operations."
+  type        = map(string)
+}
+
 variable "node_groups_defaults" {
   description = "map of maps of node groups to create. See \"`node_groups` and `node_groups_defaults` keys\" section in README.md for more details"
   type        = any