[boost] [serialization] missing #include in test_static_warning.cpp

From: Boris Gubenko (Boris.Gubenko_at_[hidden])
Date: 2008-03-24 09:17:54

test_static_warning.cpp uses EXIT_SUCCESS without #include'ing
<stdlib.h>/<cstdlib>. Because of this, the test fails to compile
on HP-UX/ia64/gcc.

Thanks,
  Boris