msm: vidc: add lossless encoding capability

1. Define lossless capability upto 4096x2304@60fps;
2. Check capability when starting the streaming;

Change-Id: Iaa737aca6132b27a22a4e80a7d8eddfd83360b23
Signed-off-by: Shi Zhongbo <zhongbos@codeaurora.org>