Remove the temporary file created by mysql_upgrade

client/mysql_upgrade.c:
  Remove the temporary file after it's been used

client/mysql_upgrade.c

@@ -457,6 +457,7 @@ static int run_query(const char *query, DYNAMIC_STRING *ds_res,
                 NULL);
 
   my_close(fd, MYF(0));
+  my_delete(query_file_path, MYF(0));
 
   DBUG_RETURN(ret);
 }