sepolicy: WFD app sepolicy change

Because of the system UID removal from WFD app, give permissions to wfd
app instead of system app

Change-Id: Ic56db7fec69e1b16e761162ef0393cabb375de50
7 files changed
tree: 22641c8ccdca5f5dcfc3d9a0f0f737d5afc65974
  1. generic/
  2. legacy/
  3. qva/
  4. SEPolicy.mk