Bug #27014: Imperfect error/warning message for STR_TO_DATE for invalid datetime value

Fix name of function in warning message.

sql/item_timefunc.cc

@@ -597,7 +597,7 @@ static bool extract_date_time(DATE_TIME_FORMAT *format,
     strmake(buff, val_begin, min(length, sizeof(buff)-1));
     push_warning_printf(current_thd, MYSQL_ERROR::WARN_LEVEL_ERROR,
                         ER_WRONG_VALUE_FOR_TYPE, ER(ER_WRONG_VALUE_FOR_TYPE),
-                        date_time_type, buff, "str_to_time");
+                        date_time_type, buff, "str_to_date");
   }
   DBUG_RETURN(1);
 }