message: Fix `CHANGELOG` link of `0.6.0`
diff: @@ -321,7 +321,8 @@ Many thanks to...
  ### Added
  - First release! :tada:
  -[Unreleased]: https://github.com/iced-rs/iced/compare/0.5.0...HEAD
  +[Unreleased]: https://github.com/iced-rs/iced/compare/0.6.0...HEAD
  +[0.6.0]: https://github.com/iced-rs/iced/compare/0.5.0...0.6.0
  [0.5.0]: https://github.com/iced-rs/iced/compare/0.4.2...0.5.0
  [0.4.2]: https://github.com/iced-rs/iced/compare/0.4.1...0.4.2
  [0.4.1]: https://github.com/iced-rs/iced/compare/0.4.0...0.4.1
  