Fix docs.rs features for rtic-sync (rtic-rs#857)

rtic-sync/CHANGELOG.md

@@ -13,29 +13,35 @@ For each category, _Added_, _Changed_, _Fixed_ add new entries at the top!
 
 ### Fixed
 
-## [v1.1.0]
+## v1.1.1 - 2023-12-04
+
+### Fixed
+
+- Fix features for `docs.rs`
+
+## v1.1.0 - 2023-12-04
 
 ### Added
 
 - `arbiter::spi::ArbiterDevice` for sharing SPI buses using `embedded-hal-async` traits.
 - `arbiter::i2c::ArbiterDevice` for sharing I2C buses using `embedded-hal-async` traits.
 
-## [v1.0.3]
+## v1.0.3
 
 - `portable-atomic` used as a drop in replacement for `core::sync::atomic` in code and macros. `portable-atomic` imported with `default-features = false`, as we do not require CAS.
 
-## [v1.0.2] - 2023-08-29
+## v1.0.2 - 2023-08-29
 
 ### Fixed
 
 - `make_channel` no longer requires the user crate to have `critical_section` in scope
 
-## [v1.0.1] - 2023-06-14
+## v1.0.1 - 2023-06-14
 
 ### Fixed
 
 - `make_channel` could be UB
 
-## [v1.0.0] - 2023-05-31 - yanked
+## v1.0.0 - 2023-05-31 - yanked
 
 - Initial release

rtic-sync/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "rtic-sync"
-version = "1.1.0"
+version = "1.1.1"
 
 edition = "2021"
 authors = [
@@ -16,6 +16,9 @@ license = "MIT OR Apache-2.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[package.metadata.docs.rs]
+features = ["unstable"]
+
 [dependencies]
 heapless = "0.8"
 critical-section = "1"