* few beefy metrics * more beefy metrics * some beefy metrics * some beefy metrics * more metrics * other metrics * fix tests * merge changes * Apply suggestions from code review * client/beefy: fix metrics * client/beefy: separate metrics per component, avoid double registering * client/beefy: deduplicate metrics registration code * remove unused metric * impl review suggestions --------- Co-authored-by: Adrian Catangiu <adrian@parity.io>