chore: revome validation that doesn't pass lint

Author: piizama

modules/mpc-party/variables.tf

@@ -353,22 +353,12 @@ variable "kms_cross_account_kms_key_id" {
   type        = string
   description = "KMS key ID of KMS key created in a different AWS account"
   default     = ""
-
-  validation {
-    condition     = !var.kms_use_cross_account_kms_key || (var.kms_use_cross_account_kms_key && var.kms_cross_account_kms_key_id != "")
-    error_message = "kms_cross_account_kms_key_id must be provided when kms_use_cross_account_kms_key is true."
-  }
 }
 
 variable "kms_cross_account_connector_txsender_key_id" {
   type        = string
   description = "KMS key ID of Connector TxSender KMS key created in a different AWS account"
   default     = ""
-
-  validation {
-    condition     = !var.kms_use_cross_account_kms_key || (var.kms_use_cross_account_kms_key && var.kms_cross_account_connector_txsender_key_id != "")
-    error_message = "kms_cross_account_connector_txsender_key_id must be provided when kms_use_cross_account_kms_key is true."
-  }
 }
 
 variable "kms_key_usage" {