[7.x] [CI] In-progress Slack notifications (#74012)#74034

Merged

brianseeders merged 1 commit intoelastic:7.xfrom brianseeders:backport/7.x/pr-74012

Aug 1, 2020

+183-78

Commits on Aug 1, 2020

[CI] In-progress Slack notifications (elastic#74012 )
brianseeders
committed