sdm845-common: Write to otg_switch node in our own init script

* Not sure why but /vendor/etc/init/hw/init.oem.rc property
  listeners aren't getting triggered thus I'm moving it here
  as it's not really worth figuring out.

Change-Id: I5b3d17745fbc086fbd560cfc122dada7b4b98272

rootdir/etc/init.qcom.rc

@@ -8,6 +8,9 @@ on boot
     # Fingerprint
     chown system system /sys/devices/platform/soc/soc:goodix_fp/proximity_state
 
+    # OTG
+    write /sys/class/power_supply/usb/otg_switch 1
+
 on charger
     write /sys/class/backlight/panel0-backlight/brightness 150
 

sepolicy/private/property_contexts

@@ -1,4 +1,3 @@
-persist.sys.oem.otg_support           u:object_r:public_vendor_default_prop:s0
 ro.vendor.graphics.memory             u:object_r:public_vendor_default_prop:s0
 vendor.debug.egl.changepixelformat    u:object_r:public_vendor_default_prop:s0
 vendor.debug.egl.profiler             u:object_r:public_vendor_default_prop:s0

system_prop.mk

@@ -52,10 +52,6 @@ PRODUCT_PROPERTY_OVERRIDES += \
     vendor.iop.enable_prefetch_ofr=1 \
     vendor.iop.enable_uxe=0
 
-# OTG
-PRODUCT_PROPERTY_OVERRIDES += \
-    persist.sys.oem.otg_support=true
-
 # Media
 PRODUCT_PROPERTY_OVERRIDES += \
     media.settings.xml=/system/etc/media_profiles_vendor.xml