argocd: fix the missing dot in the dns declaration
argocd: fix the missing dot in the dns declaration

Related to T4461

SoftwareHeritage/puppet-swh-site,SoftwareHeritage/puppet-swh-site,SoftwareHeritage/puppet-swh-site,SoftwareHeritage/puppet-swh-site,SoftwareHeritage/puppet-swh-site