fixup! Improve CI health report and list recently failing jobs

Author: nineinchnick

sql/ci-cd/failing-jobs.sql

@@ -52,7 +52,8 @@ SELECT
   , ascii_bar(1e0 * num_failed_runs / (SELECT count(*) FROM recent_master_runs)) AS "Failure ratio chart"
   , round(100e0 * num_failed_runs / (SELECT count(*) FROM recent_master_runs), 1) AS "Failure percent"
   , num_failed_runs AS "Number of failed runs"
-  , errors AS "Error messages"
+  -- whole report must be under 3k characters to fit into a Slack notification
+  --, errors AS "Error messages"
   , failed_runs AS "Run URLs"
 FROM failed_jobs
 ORDER BY num_failed_runs DESC, name