gitlab CI: add a basic build test

Based on the config from libX11

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
5 jobs for CI in 4 minutes and 14 seconds (queued for 16 seconds)
Status Name Job ID Coverage
  Prep
passed check-commits #13590189

00:00:35

passed container-prep #13590190

00:02:39

 
  Build
passed build #13590191

00:01:10

 
  Deploy
passed check-merge-request #13592723

00:00:24

failed check-merge-request #13590192
allowed to fail

00:00:32