* add time_to_first_inference_result KPI as sum of inf latency values * append unit time after the value tested locally, worked * Revert "append unit time after the value" This reverts commit428b8cafdc. * remove metric * revert42dd271c3b* enable { SCOPED_TIMER(first_inference_latency); } * enable first_inference_latency tested locally, it works * remove trailing whitespace Co-authored-by: Daria Ilina <daria.krupnova@intel.com>