CCM-10430: line endings

Author: alexnuttall

infrastructure/terraform/modules/cognito-triggers/module_pre_authentication_lambda.tf

@@ -30,4 +30,4 @@ module "pre_authentication_lambda" {
     source_arn     = "arn:aws:cognito-idp:${var.region}:${var.aws_account_id}:userpool/${var.user_pool_id}"
     source_account = var.aws_account_id
   }]
-}
+}