Staging: comedi: pcl730: fix some bitwise vs logical AND bugs

These conditions are never true because they use bitwise AND instead of
logical ands.

Fixes: b3ff824a ('staging: comedi: drivers: use comedi_dio_update_state() for complex cases')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>