clk: qcom: camcc-sm8150: update pll2 config control register value

Update the config_ctl_val for pll2 to match the latest hardware
guidelines.  This reduces jitter.

Change-Id: I5a273d7c063403849eca5fe71d802229c6dec343
Signed-off-by: David Collins <collinsd@codeaurora.org>