add time to keep artifacts because without it is kept forever

3 jobs for gitlab-ci in 7 minutes and 14 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #92939
build_pampa

00:01:20

 
  Test
passed #92940
test_pampa

00:00:34

 
  Analysis
passed #92941
sonar

00:05:19