v0.1.64

<!-- Release notes generated using configuration in .github/release.yml at v0.1.64 -->

What's Changed

• Expose deprecated flag to graphQL clients by @mattp-fly in https://github.com/superfly/fly-go/pull/185

Full Changelog: https://github.com/superfly/fly-go/compare/v0.1.63...v0.1.64