gpsd: add gpsd-machine-conf to RRECOMMENDS
gpsd: add gpsd-machine-conf to RRECOMMENDS

* it could be something machine specific (config + hoooks) and we don't want gpsd sstate checksum depending on MACHINE var
* gpsd-machine-conf itself is using u-a to select right config

Signed-off-by: Martin Jansa <516df3ff67e1fa5d153800b15fb204c0a1a389dc@gmail.com>

WindRiver-OpenSourceLabs/meta-oe-subset,WindRiver-OpenSourceLabs/meta-oe-subset