Refactor step name to be a config instead of a variable.

3 jobs for master in 4 minutes and 31 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
passed #99637
mbr
test

00:02:15

passed #99638
mbr
test-chart

00:00:14

 
  Publish
passed #99639
mbr
build-latest-image

00:02:15