software/theia: Fix broken tests

See merge request !870
4 jobs for master in 0 seconds
Status Job ID Name Coverage
  External
passed SlapOS.SlapRunner.ResilienceTest-Master

00:27:57

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

02:40:54

canceled SlapOS.SoftwareReleases.IntegrationTest-Master.Python2

06:39:43

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

03:21:09