Add implicit broadcast exception for USB_ACCESSORY_HANDSHAKE

Test: Manually tested
Bug: b/186495257
Change-Id: I896afc6049a927ac23717c765098b2b4566e9c09

services/usb/java/com/android/server/usb/UsbDeviceManager.java

@@ -765,6 +765,8 @@ public class UsbDeviceManager implements ActivityTaskManagerInternal.ScreenObser
 
             // send a sticky broadcast containing USB accessory handshake information
             Intent intent = new Intent(UsbManager.ACTION_USB_ACCESSORY_HANDSHAKE)
+                    .addFlags(Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND
+                        | Intent.FLAG_RECEIVER_FOREGROUND)
                     .putExtra(UsbManager.EXTRA_ACCESSORY_UEVENT_TIME,
                             mAccessoryConnectionStartTime)
                     .putExtra(UsbManager.EXTRA_ACCESSORY_STRING_COUNT,