interconnect: qcom: Add sync_state for Shima

Add sync_state functionality to remove threshold held during initial
boot up and clean up any linger proxy resources that were voted for
from bootloaders.

Change-Id: I8926c80e522a4980a1d3f6f40916f223231e7f58
Signed-off-by: Odelu Kukatla <okukatla@codeaurora.org>