msm: pm: Change the init level of pc debug counters

Change the init level of pc debug counters to fs init
to  update the debug counters when thermal is hotplugging
the core in the early boot.

Change-Id: I4798e1717ab933f1355138799a68aa0ba489eb7a
Signed-off-by: Anil Kumar Mamidala <amami@codeaurora.org>