sys/targets: emit syscall numbers for more syscalls on freebsd
sys/targets: emit syscall numbers for more syscalls on freebsd

copy_file_range is also not defined in the syzbot host image.

google/syzkaller,google/syzkaller,xairy/syzkaller,xairy/syzkaller,google/syzkaller,google/syzkaller,xairy/syzkaller,xairy/syzkaller,xairy/syzkaller,google/syzkaller,google/syzkaller,xairy/syzkaller,google/syzkaller,xairy/syzkaller