*nix: Fix lines() method
*nix: Fix lines() method

Fixed copy/paste errors into defines of macro bits of lines when getting
state of lines.

Change-Id: I1774ac5a3a0fea0404dcc15b334a19a8239e6e86
Reviewed-by: Sergey Belyashov <8871b4c2d635fca691211507eadbac3d0bc2695a@gmail.com>
Reviewed-by: Denis Shienkov <1ad2dee90c89b865e4a01188e9919a005e3f77cf@yandex.ru>

kobolabs/qtserialport,RoadWorksSoftware/QtSerialPort-OS2,kobolabs/qtserialport,RoadWorksSoftware/QtSerialPort-OS2