HBSD PTRACE: fix indent in jail.h

Signed-off-by: Oliver Pinter <oliver.pntr@gmail.com>
HBSD: reenable PAX_HARDENING in HARDENEDBSD kernel config

Signed-off-by: Oliver Pinter <oliver.pntr@gmail.com>
HBSD PTRACE: big syle cleanup

Signed-off-by: Oliver Pinter <oliver.pntr@gmail.com>