Update CHANGELOG.md for qspi-w25q example

Author: eZioPan

CHANGELOG.md

@@ -11,6 +11,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
  - complete and rework Dma Stream API [#666]
  - SPI bidi takes 2 pins [#526]
+ - `Fast Read Quad I/O (EBh)` in `qspi-w25q` example now matches W25QXX datasheet. [#682]
 
 ### Fixed
 
@@ -25,6 +26,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 [#666]: https://github.com/stm32-rs/stm32f4xx-hal/pull/666
 [#677]: https://github.com/stm32-rs/stm32f4xx-hal/pull/677
 [#678]: https://github.com/stm32-rs/stm32f4xx-hal/pull/678
+[#682]: https://github.com/stm32-rs/stm32f4xx-hal/pull/682
 
 ## [v0.17.1] - 2023-07-24