In order for the USB HAL to issue a USB port reset, the ownership for the
mode sysfs path needs to be under the system usb group.
Change-Id: I8c330206c40b9c355fbe2f9beba0dde406026912
(cherry picked from commit 9daea1b9f6ce27f72e5b8e2a05bb7ae30acdb49d)