Implement triggers on the power.battery_input.suspended property

Bug: 167636754
Test: adb shell setprop power.battery_input.suspended true to disable charging
Test: adb shell setprop power.battery_input.suspended false to reenable charging
Change-Id: I57cc8bdadbb9f8e85b18df975a5eee22f5392d4e

Author: dmitriplotnikov

init.hardware.diag.rc.userdebug

@@ -109,3 +109,9 @@ on property:vendor.usb.config=*
 
 on property:persist.vendor.usb.usbradio.config=*
    start usbd
+
+on property:power.battery_input.suspended=true
+   write /sys/class/power_supply/battery/input_suspend 1
+
+on property:power.battery_input.suspended=false
+   write /sys/class/power_supply/battery/input_suspend 0