* Remove version from path dependencies in `examples` and `hil-test` packages
* Remove unused constant from `esp-println`
* Consistent badges across `README.md` files
* Remove patches and just use git dependency for PACs instead
* Various `README.md` normalization/updates for simpler packages
* Update `README.md` for `esp-hal` and `esp-lp-hal`
* Update repo-level `README.md`