belt-kwp: remove std crate feature

Author: newpavlov

belt-kwp/CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 0.2.0 (UNRELEASED)
+### Removed
+- `std` crate feature ([#87])
+
+[#87]: https://github.com/RustCrypto/key-wraps/pull/87
+
 ## 0.1.1 (2026-05-27)
 ### Changed
 - Use `doc_cfg` instead of `doc_auto_cfg` ([#83])

belt-kwp/Cargo.toml

@@ -19,7 +19,6 @@ hex-literal = "1"
 
 [features]
 alloc = []
-std = ["alloc"]
 
 [package.metadata.docs.rs]
 all-features = true