sparc64 syscall definitions' fixes

1. Changed '__sparc64__' to 'defined(__sparc__) && defined(__arch64__)'
2. Removed non-implemented syscall numbers from sparc64.in (in accordance
   to linux-stable/arch/sparc/include/uapi/asm/unistd.h)
2. Re-executed regen.sh

Signed-off-by: Stanislav Kholmanskikh <stanislav.kholmanskikh@oracle.com>
Acked-by: Cyril Hrubis <chrubis@suse.cz>
Acked-by: Jan Stancek <jstancek@redhat.com>