v0.1.44

<!-- Release notes generated using configuration in .github/release.yml at v0.1.44 -->

What's Changed

• Prep for possible inclusion into fly.toml by @rubys in https://github.com/superfly/fly-go/pull/149
• machine_types: Add support for image config files by @saleemrashid in https://github.com/superfly/fly-go/pull/150
• machine_types: Split MachineServiceCheck from MachineCheck by @saleemrashid in https://github.com/superfly/fly-go/pull/152

New Contributors

• @rubys made their first contribution in https://github.com/superfly/fly-go/pull/149

Full Changelog: https://github.com/superfly/fly-go/compare/v0.1.43...v0.1.44