p1-common: ueventd: fix usb accessory and mtp permissions

Signed-off-by: Humberto Borba <humberos@gmail.com>
Change-Id: Ifb3864d3bf3e96390b762d64e0d62888b07f6d3e
Merge "p1-common: ueventd: fix usb accessory and mtp permissions" into android-4.4