Generic labels in metrics, usage in events and q/tx#816

xmariachi wants to merge 7 commits intodevallora-network/allora-chain:devfrom

diego/engn-3570-monitoring-onchain-add-labels-refactorallora-network/allora-chain:diego/engn-3570-monitoring-onchain-add-labels-refactorCopy head branch name to clipboard