Update cortex-r-rt to 0.2.1

Author: jonathanpallant

cortex-r-rt/CHANGELOG.md

@@ -7,17 +7,26 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+- No changes
+
+## [v0.2.1]
+
+### Changed
+
+- MSRV is now Rust 1.83
+- Uses cortex-ar 0.3
+
 ## [v0.2.0]
 
-## Added
+### Added
 
 - Added ABT und UND mode stack setup.
 - Default exception handlers for undefined, prefetch abort and data abort exceptions
 - SMP support
 - Zeroing of registers on start-up
 - `#[entry]` and `#[exception]` and `#[interrupt]` macros
 
-## Changed
+### Changed
 
 - Fixed interrupt handler so interrupts can be re-entrant
 - Default Rust exception handler is now an empty permanent loop instead of a semihosting exit.
@@ -28,6 +37,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 Initial release
 
-[Unreleased]: https://github.com/rust-embedded/cortex-ar/compare/cortex-r-rt-v0.2.0...HEAD
+[Unreleased]: https://github.com/rust-embedded/cortex-ar/compare/cortex-r-rt-v0.2.1...HEAD
+[v0.2.1]: https://github.com/rust-embedded/cortex-ar/compare/cortex-r-rt-v0.2.0...cortex-r-rt-v0.2.1
 [v0.2.0]: https://github.com/rust-embedded/cortex-ar/compare/cortex-r-rt-v0.1.0...cortex-r-rt-v0.2.0
 [v0.1.0]: https://github.com/rust-embedded/cortex-ar/releases/tag/cortex-r-rt-v0.1.0

cortex-r-rt/Cargo.toml

@@ -21,7 +21,7 @@ name = "cortex-r-rt"
 readme = "README.md"
 repository = "https://github.com/rust-embedded/cortex-r.git"
 rust-version = "1.83"
-version = "0.2.0"
+version = "0.2.1"
 
 [dependencies]
 cortex-ar = { version = "0.3.0", path = "../cortex-ar" }