Colormap2d

This is a minor release.

Features
* Add support for RGBA & float dtype like matplotlib (https://github.com/mthiboust/colormap2d/pull/8).


**Full Changelog**: https://github.com/mthiboust/colormap2d/compare/v0.1.3...v0.2.0

This is a minor release.

Documentation
* Emphasize the cyclic colormap (https://github.com/mthiboust/colormap2d/pull/5)

Other
* Automate CI/CD with Ruff linter & formater (https://github.com/mthiboust/colormap2d/pull/1, https://github.com/mthiboust/colormap2d/pull/6), bump version (https://github.com/mthiboust/colormap2d/pull/2), publish package (https://github.com/mthiboust/colormap2d/pull/3).
* Change licence from MIT to Apache 2.0 (https://github.com/mthiboust/colormap2d/pull/4)

**Full Changelog**: https://github.com/mthiboust/colormap2d/compare/v0.1.2...v0.1.3

First release of the Colormap2d package.

**Full Changelog**: https://github.com/mthiboust/colormap2d/commits/v0.1.2