msm: venc: Bump freq to next level for 1080p@480

Increase vpp cycles by 2% for 1080P@HSR480 encode
usecase so that the video core runs at higher
frequency(366Mhz) helping to achieve the desired
performance.

Change-Id: Id81abd36ab79067d52da9371d1dd5bdcfe622389
Signed-off-by: Darshana Patil <darshana@codeaurora.org>