msm: vidc: Update work mode and route for kona

Default work mode=2, route=4. Under specific conditions
limit to mode=1 and route=1.

CRs-Fixed: 2384822
Change-Id: I9749f43862d39e426cce165d15ead276a981c2ad
Signed-off-by: Chinmay Sawarkar <chinmays@codeaurora.org>