Draft: Remove broken netdata
According to https://gitlab.com/gitlab-com/gl-infra/reliability/-/issues/16020 we removed the use of the broken netdata role and therefor no longer need to maintain the associated code here.
According to https://gitlab.com/gitlab-com/gl-infra/reliability/-/issues/16020 we removed the use of the broken netdata role and therefor no longer need to maintain the associated code here.