sony-laptop: Add Vaio N series to the special init sequence to enable Fn keys

Also the recent Vaio N series need some more calls into the DSDT
to enable reporting of FN key events to be delivered to the SNC device.

Signed-off-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Len Brown <len.brown@intel.com>