Remove local.create_cluster logic due to fixed provider bug

Provider bug was fixed in 5.84, but version is already bumped to 5.93, so no update needed.

Fix: #43

Author: Nklya

main.tf

@@ -2,11 +2,6 @@ locals {
   # https://github.com/hashicorp/terraform-provider-aws/blob/3c4cb52c5dc2c09e10e5a717f73d1d8bc4186e87/internal/service/elasticache/cluster.go#L271
   in_replication_group = var.replication_group_id != null
 
-  # elasticache clusters currently do not support engine type valkey
-  # TODO: remove this local `create_cluster` conditional once this bug is addressed:
-  # https://github.com/hashicorp/terraform-provider-aws/issues/39905
-  create_cluster = var.create_cluster && var.engine != "valkey" ? true : false
-
   security_group_ids = local.create_security_group ? concat(var.security_group_ids, [aws_security_group.this[0].id]) : var.security_group_ids
   port               = var.engine == "memcached" ? 11211 : 6379
 
@@ -18,7 +13,7 @@ locals {
 ################################################################################
 
 resource "aws_elasticache_cluster" "this" {
-  count = var.create && local.create_cluster ? 1 : 0
+  count = var.create && var.create_cluster ? 1 : 0
 
   apply_immediately          = var.apply_immediately
   auto_minor_version_upgrade = var.auto_minor_version_upgrade