chore: prepare v0.19.5 release

Author: vmx

CHANGELOG.md

@@ -1,3 +1,11 @@
+## [0.19.5](https://github.com/multiformats/rust-multihash/compare/v0.19.4...v0.19.5) (2026-04-27)
+
+### Features
+
+* embed minimal required core2/no_std_io2 traits ([#411](https://github.com/multiformats/rust-multihash/issues/411)) ([90fab31](https://github.com/multiformats/rust-multihash/commit/90fab31ce86b5e87d281c6d718e053376852bf07))
+* Minimum supported Rust version (MSRV) is now 1.81, due to using `core::error::Error`.
+
+
 ## [0.19.4](https://github.com/multiformats/rust-multihash/compare/v0.19.3...v0.19.4) (2026-04-15)
 
 ### Features

Cargo.toml

@@ -11,7 +11,7 @@ edition = "2021"
 name = "multihash"
 description = "Implementation of the multihash format"
 keywords = ["multihash", "ipfs"]
-version = "0.19.4"
+version = "0.19.5"
 authors = ["dignifiedquire <dignifiedquire@gmail.com>", "David Craven <david@craven.ch>", "Volker Mische <volker.mische@gmail.com>"]
 readme = "README.md"
 repository = { workspace = true }