sepolicy : update sepolicy for camera and camcorder.

cameraserver needs communiction to mpctl socket, thermal sockets,
surfaceflinger. mediacodec needs audio_device as input
to write. Updating the permission for these processes.

CRs-Fixed: 1021501
Change-Id: I9d45fa5bc3db3d83ddcab787e9bf59b64e207342
2 files changed