Prepare v1.2.1 release.

CHANGELOG.md

@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [v1.2.1] - 2023-07-25
+
+### Changed
+- `embedded-hal-async` version.
+- rust toolchain nightly channel.
+
 ## [v1.2.0] - 2023-06-01
 
 ### Added
@@ -43,7 +49,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - first release to crates.io.
 
 
-[Unreleased]: https://github.com/embassy-rs/lora-phy/compare/v1.2.0...HEAD
+[Unreleased]: https://github.com/embassy-rs/lora-phy/compare/v1.2.1...HEAD
+[v1.2.1]: https://github.com/embassy-rs/lora-phy/compare/v1.2.0...v1.2.1
 [v1.2.0]: https://github.com/embassy-rs/lora-phy/compare/v1.1.0...v1.2.0
 [v1.1.0]: https://github.com/embassy-rs/lora-phy/compare/v1.0.2...v1.1.0
 [v1.0.2]: https://github.com/embassy-rs/lora-phy/compare/v1.0.1...v1.0.2

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lora-phy"
-version = "1.2.0"
+version = "1.2.1"
 edition = "2021"
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/embassy-rs/lora-phy"

rust-toolchain.toml

@@ -1,5 +1,5 @@
 # Before upgrading check that everything is available on all tier1 targets here:
 # https://rust-lang.github.io/rustup-components-history
 [toolchain]
-channel = "nightly-2023-07-03"
+channel = "nightly-2023-06-28"
 components = [ "rust-src", "rustfmt", "clippy" ]