msm: kgsl: Add support to vote bimc-interface-clk per speed-bin

We support different gpu clock plans based on the different GPU
speed-bin configuration. Add support for bimc-interface-clk
voting per speed-bin specific to meet bandwidth requirements.

Change-Id: Ieea4c80a0c048c5bdb35b93ce1ae09687720f02e
Signed-off-by: Hareesh Gundu <hareeshg@codeaurora.org>