Update CHANGELOG.md

Author: JanekGraff

CHANGELOG.md

@@ -21,6 +21,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 - Wrong mode when using PWM channel 2 of a two-channel timer
 - `adc_values` example conversion error
+- `invalid_reference_casting` Compilation error in spi.rs for Rust version 1.73+ (
+  See [PR#112431](https://github.com/rust-lang/rust/pull/112431) for more info)
+- `unused_doc_comments` Warning in rcc.rs
 
 ## [v0.18.0] - 2021-11-14
 
@@ -254,19 +257,35 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Interrupt handler to new #[interrupt] attribute
 
 [Unreleased]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.18.0...HEAD
+
 [v0.18.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.17.1...v0.18.0
+
 [v0.17.1]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.17.0...v0.17.1
+
 [v0.17.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.16.0...v0.17.0
+
 [v0.16.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.15.2...v0.16.0
+
 [v0.15.2]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.15.1...v0.15.2
+
 [v0.15.1]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.15.0...v0.15.1
+
 [v0.15.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.14.1...v0.15.0
+
 [v0.14.1]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.14.0...v0.14.1
+
 [v0.14.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.13.0...v0.14.0
+
 [v0.13.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.12.0...v0.13.0
+
 [v0.12.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.11.1...v0.12.0
+
 [v0.11.1]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.11.0...v0.11.1
+
 [v0.11.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.10.1...v0.11.0
+
 [v0.10.1]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.10.0...v0.10.1
+
 [v0.10.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.9.0...v0.10.0
+
 [v0.9.0]: https://github.com/stm32-rs/stm32f0xx-hal/compare/v0.8.0...v0.9.0