msm: mpdecision: update dcvs algo params at initialization

By skipping the update of dcvs algo params when mpdecision first
starts, there's a small window where dcvs may run with the incorrect
parameters, depending on how many CPUs are online.

Change-Id: I44094a9abb5e801b0869fb8b796a62eb4d0c49be
Signed-off-by: Steve Muckle <smuckle@codeaurora.org>