Corrected the location of bfbin.h in the man page
Corrected the location of bfbin.h in the man page

The bf_process_byfl_file.3 man page said incorrectly to `#include <bfbin.h>`
instead of `#include <byfl/bfbin.h>`.

losalamos/Byfl,losalamos/Byfl,losalamos/Byfl,losalamos/Byfl