Move list of supported arch in global config

3 jobs for arch in 15 minutes and 30 seconds (queued for 1 second)
Status Job ID Name Coverage
  Lint
passed #1217984
grid5000-docker
rubocop

00:01:18

 
  Test
passed #1217985
grid5000-shell
test-vagrant-on-g5k

00:12:51

 
  Deb
passed #1217986
grid5000-docker
deb

00:01:20