Update CHANGELOG.md to reflect embedded-hal v1.0.0-rc.2

Author: agowatch

riscv/CHANGELOG.md

@@ -21,7 +21,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Changed
 
 - Cargo workspace for riscv and riscv-rt
-- Update `embedded-hal` dependency to v1.0 (bumps MSRV to 1.60)
+- Update `embedded-hal` dependency to v1.0.0-rc.2 (bumps MSRV to 1.60)
 - `misa::MXL` renamed to `misa::XLEN`
 - Removed `bit_field` dependency
 - CI actions updated. They now use `checkout@v3` and `dtolnay/rust-toolchain`.