msm: vidc: Update vb2q buffer sizes

Currenttly is updating vb2q buffer size on CAPTURE port.
only.This change will update the buffer size on OUTPORT port
along with CAPTURE port.

Change-Id: Ieb0a898ae5b012f3bf1a1073d2ddf5ce72647252
CRs-Fixed: 621134
Signed-off-by: Prasad Nallani <pnalla@codeaurora.org>
YT #4