camera: query camera property for orientation

With the following properties, we can set the
orientation to the values we want.

qemu.camera.fake.orientation
qemu.camera.webcam.orientation

defaults are kept as 90 (previously this is hard coded).

BUG: 68255951
Test: Manual
Change-Id: Id52d2eb03b889a1e72ac7b5063eb14656ad1ca1b
1 file changed