Update changelog

CHANGELOG.md

@@ -7,18 +7,14 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
-### Changed
-- Updated to `embedded-hal` `1.0.0-rc.2` release ([API changes](https://github.com/rust-embedded/embedded-hal/blob/master/embedded-hal/CHANGELOG.md#v100-rc2---2023-11-28))
-- Updated to `embedded-hal-nb` `1.0.0-rc.2` release ([API changes](https://github.com/rust-embedded/embedded-hal/blob/master/embedded-hal-nb/CHANGELOG.md#v100-rc2---2023-11-28))
 
-
-## [v0.4.0-alpha.4] - 2023-11-10
+## [v0.4.0-alpha.4] - 2023-12-11
 
 ### Changed
 - [breaking-change] Replace serial-rs with the serialport-rs crate. `Serial::open` now needs a baud-rate argument as well.
 - [breaking-change] Split `Spidev` into `SpidevDevice` and `SpidevBus`, implementing the respective `SpiDevice` and `SpiBus` traits (#100)
-- Updated to `embedded-hal` `1.0.0-rc.1` release ([API changes](https://github.com/rust-embedded/embedded-hal/blob/master/embedded-hal/CHANGELOG.md#v100-rc1---2023-08-15))
-- Updated to `embedded-hal-nb` `1.0.0-rc.1` release ([API changes](https://github.com/rust-embedded/embedded-hal/blob/master/embedded-hal-nb/CHANGELOG.md#v100-rc1---2023-08-15))
+- Updated to `embedded-hal` `1.0.0-rc.2` release ([API changes](https://github.com/rust-embedded/embedded-hal/blob/master/embedded-hal/CHANGELOG.md#v100-rc2---2023-11-28))
+- Updated to `embedded-hal-nb` `1.0.0-rc.2` release ([API changes](https://github.com/rust-embedded/embedded-hal/blob/master/embedded-hal-nb/CHANGELOG.md#v100-rc2---2023-11-28))
 - Updated to `spidev` `0.6.0` release([API changes](https://github.com/rust-embedded/rust-spidev/blob/master/CHANGELOG.md#060--2023-08-03))
 - Updated to `i2cdev` `0.6.0` release([API changes](https://github.com/rust-embedded/rust-i2cdev/blob/master/CHANGELOG.md#v060---2023-08-03))
 - Updated to `gpio_cdev` `0.6.0` release([API changes](https://github.com/rust-embedded/gpio-cdev/blob/master/CHANGELOG.md#v060--2023-09-11))