IMS-VT: Device does not wake up during VT upgrade scenario.

If DUT goes into sleep mode before accepting upgrade request at
other end,it does not wake up once we accept upgrade request.
Need to wake up the screen when video upgrade request is accpeted
at the other end.

CRs-Fixed: 2023086
Change-Id: I28ad2c4be5fc2f504a4c73834d8c7ec8333ee86b
2 files changed