staging: Stop nixguix worker service deployed in elastic workers
staging: Stop nixguix worker service deployed in elastic workers

Related to T4540

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