msm: camera: cpas: Add support for camnoc based voting

For some targets, it is needed to vote for camnoc clock
as there is no CAMNOC AXI clock source in camera domain.
Voting is done with the bus drivers and it calcultates
the clock rate.
This change adds support for camnoc based voting.

CRs-Fixed: 2571273
Change-Id: I38a4fa8d40892b6dfe7e925b6368eb259132615d
Signed-off-by: Gaurav Jindal <gjindal@codeaurora.org>