gee-common: Read network mode from modem not NV

Fixes network mode choice
diff --git a/gee-common.mk b/gee-common.mk
index 997cac5..ceb2efd 100644
--- a/gee-common.mk
+++ b/gee-common.mk
@@ -252,7 +252,6 @@
         telephony.lte.gsm.device=1 \
     	ro.telephony.default_network=10 \
     	ro.ril.def.preferred.network=10 \
-        persist.radio.mode_pref_nv10=1 \
         ril.subscription.types=NV,RUIM
 
 PRODUCT_PROPERTY_OVERRIDES += \