Update healthchecks now that the daemons are gone..

add delete_inactive_users queue to cloudigrade worker command

- add attach_volumes_to_cluster queue to cloudigrade worker command

- Update some env vars so they can be more consistent throughout

update healthz endpoint to use internal url

Rest In Pieces Shiftigrade.

add kafka and sources configs to "-w" celery worker deployment config

Update Sources base url.

update houndigrade to 0.2.3

- https://gitlab.com/cloudigrade/shiftigrade/merge_requests/128

update houndigrade to 0.2.2