* Fix warning in `esp-hal-procmacros` when building for `esp-lp-hal`
* Document cargo features, use `embedded-hal@1.x.x` by default
* Derive more traits on public types, assorted cleanup and improvements
* Implement `embedded-hal-nb` and `embedded-io` traits for UART
* Update `CHANGELOG.md`
* Silence `clippy` for now...
* Module documentation for UART
* Update module documentation format