Created a script to compute average time spend by CQ on git push
Created a script to compute average time spend by CQ on git push

BUG=397168
R=phajdan.jr@chromium.org, sergeyberezin@chromium.org

Review URL: https://codereview.chromium.org/566903003

nicko96/Chrome-Infra,nicko96/Chrome-Infra,nicko96/Chrome-Infra,nicko96/Chrome-Infra,nicko96/Chrome-Infra