Slightly refactor/comment the harness for clarity.

5 jobs for master in 2 minutes and 24 seconds (queued for 9 seconds)
Status Name Job ID Coverage
  Build
passed build:lib #13651
docker

00:01:20

 
  Test
passed test:lib #13652
docker

00:01:03

 
  Trigger
passed trigger:android

passed trigger:javascript

passed trigger:python