Fix the wording of or_to_any_transform_limit description

Reported-by: Kyotaro Horiguchi
Discussion: https://postgr.es/m/20240408.144657.1746688590065601661.horikyota.ntt%40gmail.com

src/backend/utils/misc/guc_tables.c

@@ -3670,7 +3670,7 @@ struct config_int ConfigureNamesInt[] =
 
 	{
 		{"or_to_any_transform_limit", PGC_USERSET, QUERY_TUNING_OTHER,
-			gettext_noop("Set the minimum length of the list of OR clauses to attempt the OR-to-ANY transformation."),
+			gettext_noop("Sets the minimum length of the list of OR clauses to attempt the OR-to-ANY transformation."),
 			gettext_noop("Once the limit is reached, the planner will try to replace expression like "
 						 "'x=c1 OR x=c2 ..' to the expression 'x = ANY(ARRAY[c1,c2,..])'"),
 			GUC_EXPLAIN