Reexport ink_metadata in transcoder crate (#1522)

* Solve issue #1521

* - Export ink_metadata types

* Reexport whole crate

* Update CHANGELOG.md

Co-authored-by: Michael Müller <mich@elmueller.net>

---------

Co-authored-by: Michael Müller <mich@elmueller.net>

CHANGELOG.md

@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+
+### Added
+- Export `ink_metadata` types in `transcode` crate - [#1522](/~https://github.com/paritytech/cargo-contract/pull/1522)
+
 ## [4.0.0-rc.3]
 
 ### Fixed

crates/transcode/src/lib.rs

@@ -124,6 +124,7 @@ use anyhow::{
     Context,
     Result,
 };
+pub use ink_metadata;
 use ink_metadata::{
     ConstructorSpec,
     InkProject,
@@ -235,7 +236,7 @@ impl ContractMessageTranscoder {
 
                 return Err(anyhow::anyhow!(
                     "No constructor or message with the name '{name}' found.\n{help_txt}",
-                ))
+                ));
             }
         };