refactor: Switch analysis actors to AnalysisActorMetrics
Refactor AnalysisActor to use AnalysisActorMetrics so we don't have to lookup to metrics instance by label each time we increment. This also populates metrics with zero values.
Refactor AnalysisActor to use AnalysisActorMetrics so we don't have to lookup to metrics instance by label each time we increment. This also populates metrics with zero values.