Add OTEL metric assertions for chip ingress batching#2001

pkcll wants to merge 1 commit intoinfoplat-3436-chipingress-publishBatchsmartcontractkit/chainlink-common:infoplat-3436-chipingress-publishBatchfrom

infoplat-3436-chipingress-publishBatch--otel-testingsmartcontractkit/chainlink-common:infoplat-3436-chipingress-publishBatch--otel-testingCopy head branch name to clipboard