Update static-alloc requirement from 0.1 to 0.2
Update static-alloc requirement from 0.1 to 0.2

Updates the requirements on [static-alloc](https://github.com/HeroicKatora/static-alloc) to permit the latest version.
- [Release notes](https://github.com/HeroicKatora/static-alloc/releases)
- [Changelog](https://github.com/HeroicKatora/static-alloc/blob/master/release_checks)
- [Commits](https://github.com/HeroicKatora/static-alloc/compare/v0.1.0...static-alloc-v0.2.1)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
TheDan64/inkwell