Cherry-pick to 7.x: [CI] enable new flaky detector (#24464)#24589

Merged

v1v merged 1 commit intoelastic:7.xfrom v1v:backport/7.x/pr-24464

Mar 18, 2021

+3-4

Commits on Mar 17, 2021

[CI] enable new flaky detector (elastic#24464 )
v1v
committed