fizzy@ea3cc44

What's Changed

• Fix the hotcell deploy check for rollbacks, cell-less hosts, and stopped cells by @flavorjones in #3175
• Don't let an http_proxy environment variable bypass the pinned address by @rosa in #3176
• Keep an account's only owner from deactivating themself by @jeremy in #3111

Full Changelog: https://github.com/basecamp/fizzy/compare/fizzy@1d8e522...fizzy@ea3cc44