Fixed syntax in .gitlab-ci.yml

7 jobs for develop in 39 minutes and 53 seconds (queued for 85 minutes and 46 seconds)
Status Job ID Name Coverage
  Build Libmesh
passed #7137
build_libmesh_job

00:11:41

 
  Configure Giraffe
passed #7138
configure_giraffe_job

00:00:11

 
  Build Giraffe
passed #7139
build_giraffe_job

00:11:47

 
  Run Giraffe
passed #7141
run_giraffe_parallel_job

00:16:08

passed #7140
run_giraffe_serial_job

00:00:02

 
  Verify Giraffe
passed #7143
verify_giraffe_parallel_job

00:00:01

passed #7142
verify_giraffe_serial_job

00:00:00