msm: msm_bus: Check active or dual vote when updating bw

Dual context clients are only check against recorded active
vote, causing some requests to be incorrectly ignored. Check
current dual or active bandwidth with respect to client type.

Change-Id: I0ff69b2552dc19fb3ac3d1eacecf93f83cf4564d
Signed-off-by: David Dai <daidavid1@codeaurora.org>