* feat: customize atlantis.yaml file name in server side config
* Update server/events/vcs/bitbucketcloud/client.go
* Update server/events/vcs/bitbucketserver/client.go
* Update server/events/vcs/not_configured_vcs_client.go
* Update server/events/vcs/azuredevops_client.go
* docs: repo_config_file multiple atlantis servers usecase example
* docs: multiple atlantis server usage which show how to call one atlantis server
* Update runatlantis.io/docs/server-side-repo-config.md
* Apply suggestions from code review
* Update runatlantis.io/docs/server-side-repo-config.md
Co-authored-by: nitrocode <7775707+nitrocode@users.noreply.github.com>