Move top of the file "#pragma once" to after the following comment (swap them). If the comment is a BPL update it to the latest one

maxutils/maxbase/include/maxbase/stacktrace.hh

@@ -1,4 +1,3 @@
-#pragma once
 /*
  * Copyright (c) 2018 MariaDB Corporation Ab
  *
@@ -11,6 +10,7 @@
  * of this software will be governed by version 2 or later of the General
  * Public License.
  */
+ #pragma once
 
 #include <maxbase/ccdefs.hh>
 #include <unistd.h>