avicii: sepolicy: Allow vendor.oneplus.hardware.camera to add interface

* 04-13 06:26:43.960   548   548 E SELinux : avc:  denied  { add } for
  interface=vendor.oneplus.hardware.CameraMDMHIDL::IOnePlusCameraMDM
  sid=u:r:hal_cameraHIDL_default:s0 pid=5541
  scontext=u:r:hal_cameraHIDL_default:s0
  tcontext=u:object_r:default_android_hwservice:s0
  tclass=hwservice_manager permissive=0

* 04-13 06:26:43.970   548   548 E SELinux : avc:  denied  { add } for
  interface=vendor.oneplus.hardware.camera::IOnePlusCameraProvider
  sid=u:r:hal_cameraHIDL_default:s0 pid=5542
  scontext=u:r:hal_cameraHIDL_default:s0
  tcontext=u:object_r:default_android_hwservice:s0
  tclass=hwservice_manager permissive=0