software/galene: use new insecure option

Since Galene is behind our frontend, no need to take care of the HTTPS certificates.
2 jobs for fix/testing-pins in 0 seconds
Status Job ID Name Coverage
  External
failed SlapOS.Eggs.UnitTest-Jerome.Python3

00:17:46

passed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3