daemon: search and pull docker/compose image instead of hardcoding version

need to replace: https://sourcegraph.com/search?q=docker/compose:+r:ubclaunchpad/inertia&patternType=regexp

to get version: https://sourcegraph.com/github.com/ubclaunchpad/inertia/-/blob/daemon/inertiad/containers/images.go#L65:6-65:23