Disable portrait mode feature on TV SDK

To date TV SDK is not designed to be rotated thus
it shoudn't report portrait mode feature support.

CTS as PixelCopyTest test a device against all orientations
where for TV SDK only landscape orientation passes.

Bug: 148048102
Test: atest PixelCopyTest

Change-Id: Icc0c43fbf2cff363c40329976c99d2746c9c3643
(cherry picked from commit 4dbee2c900fa1988282e074e52c688888486d0c0)