chore: remove additional code

variables.tf

@@ -59,20 +59,13 @@ variable "schema_grants" {
     error_message = "Variable `schema_grants` fails validation - only one of `privileges` or `all_privileges` can be set."
   }
   validation {
-      condition = alltrue([for grant in var.schema_grants :
+    condition = alltrue([for grant in var.schema_grants :
       sum([
         grant.all_schemas_in_database != null ? 1 : 0,
         grant.future_schemas_in_database != null ? 1 : 0,
         grant.schema_name != null ? 1 : 0
       ]) == 1
     ])
-      sum(
-        [
-          grant.all_schemas_in_database != null ? 1 : 0,
-          grant.future_schemas_in_database != null ? 1 : 0,
-      grant.schema_name != null ? 1 : 0]) == 1
-      ]
-    )
     error_message = "Variable `schema_grants` fails validation - only one of `all_schemas_in_database`, `future_schemas_in_database`, or `schema_name` can be set."
   }
 }