clk: msm: gcc: Update the source id for venus/camss

The source id for GPLL4 was incorrectly set for Venus and Camss clocks,
update the same.

Fix the pll configuration for single cluster.

Change-Id: Iae7a2d32dd0c082b598407730272dd045561d27c
Signed-off-by: Odelu Kukatla <okukatla@codeaurora.org>