[builder_alerts] Query Findit for analysis results of build failures.
[builder_alerts] Query Findit for analysis results of build failures.

Without passing the url of findit api to builder_alerts, this CL has no effect on builder_alerts and Sheriff-O-Matic.

BUG=467215

Review URL: https://codereview.chromium.org/891023002

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