Include hostname in usage ping
Description
We want to be able to collect data per hostname and link this to the version ping.
To identify a host we need a hostname.
Proposal
Add a hostname field to the usage ping
In the same patch release, we'll allow users to disable this by gitlab.rb
: https://gitlab.com/gitlab-org/gitlab-ce/issues/31741
Links
- Disable in gitlab.rb: https://gitlab.com/gitlab-org/gitlab-ce/issues/31741
- Improve the documentation for usage ping: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/11066
cc @smcgivern