Update CI to lint js too

3 jobs for frontend_linting in 2 minutes and 50 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #435953
docker
testing

00:02:15

88.0%
 
  Linting
passed #435955
docker
eslint

00:00:18

passed #435954
docker
flake8

00:00:16