Add support for internal USB data signal disable requests.

Internal requests are identified by a reason code enumerated in UsbManagerInternal.

Change-Id: I2a19e483e72694b29828e662872c6ebd6ba2ce23
Test: atest
Flag: android.hardware.usb.flags.enable_usb_data_signal_staking_internal
Bug: 369382558
4 files changed