Add walltime benchmarking algorithm to exec-harness#185

GuillaumeLagrange wants to merge 6 commits intomainCodSpeedHQ/runner:mainfrom

cod-1904-benchmarking-algorithm-in-the-exec-harness-with-parametersCodSpeedHQ/runner:cod-1904-benchmarking-algorithm-in-the-exec-harness-with-parametersCopy head branch name to clipboard