luna-sysmgr-conf: bump SRCREV

* updated DPI scale values for tenderloin

Signed-off-by: Simon Busch <morphis@gravedo.de>
nyx-modules-hybris: bump SRCREV

* add support to check if a modem is present on the device or not

Signed-off-by: Simon Busch <morphis@gravedo.de>
ofono: don't depend directly on android system anymore

Signed-off-by: Simon Busch <morphis@gravedo.de>
pulseaudio: don't depend on android-system/luna-next anymore

Signed-off-by: Simon Busch <morphis@gravedo.de>