v0.120.0

What's Changed

• Add IsDefault to region by @iheanyi in https://github.com/planetscale/planetscale-go/pull/232
• Convert memory to int64 by @iheanyi in https://github.com/planetscale/planetscale-go/pull/233

Full Changelog: https://github.com/planetscale/planetscale-go/compare/v0.119.1...v0.120.0