v0.1.22

<!-- Release notes generated using configuration in .github/release.yml at v0.1.22 -->

What's Changed

• Pass context into flaps Retry function so lease attempt can cancel by @btoews in https://github.com/superfly/fly-go/pull/89
• Allow linking a BuildID to a specific release by @billyb2 in https://github.com/superfly/fly-go/pull/90

Full Changelog: https://github.com/superfly/fly-go/compare/v0.1.21...v0.1.22