Update docs-chef-io/content/server/upgrades.md
Update docs-chef-io/content/server/upgrades.md

Co-authored-by: Ian Maddaus <ce83ca0610d0be6b1df5bca6b2cfd5947da02e11@users.noreply.github.com>
chef/chef-server,chef/chef-server,chef/chef-server,chef/chef-server,chef/chef-server,chef/chef-server