### Changed
- MSRV bumped to 1.89 ([#580])
- VAES-256 and VAES-512 backends on x86 targets are now supported by
default ([#580])
- Disable `aarch64_aes` backend on Miri ([#586])

### Removed
- `aes_backend = "avx256"` and `aes_backend = "avx512"` configuration
flags ([#580])

[#580]: https://github.com/RustCrypto/block-ciphers/pull/580
[#586]: https://github.com/RustCrypto/block-ciphers/pull/586