ARM: dts: msm: Add smb_therm and bat_therm channels for SM6150

Add ADC channels for SMB1390 thermistor and battery thermistors
for both 30k and 400k pullup resistances on PM6150 on SM6150.

Change-Id: Ied0d2a823a643f681945b6f893b38a1c78e9fbe6
Signed-off-by: Jishnu Prakash <jprakash@codeaurora.org>