Fix messages formatting for _sync_power_states

Missing '%' symbols for string formatting

Change-Id: Ib51c307f81fecbfd81a9b7241180b9b36c874652
Updated from global requirements

Change-Id: I850c1b0f3aa28814d99b17d705a0814d4fe3a7df
Merge "Fix messages formatting for _sync_power_states"
Merge "Updated from global requirements"