EWS emails to bot watchers about build failures should be grouped properly. Currently they are not being grouped. Grouping help to easily notice if a failure is happening multiple times.
Created attachment 408743 [details] Patch
Created attachment 408754 [details] Patch
Committed r267165: <https://trac.webkit.org/changeset/267165> All reviewed patches have been landed. Closing bug and clearing flags on attachment 408754 [details].
<rdar://problem/69017435>