Update the lockfile during release

fix #103

CHANGELOG.md

@@ -12,6 +12,12 @@ 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).
 
 
+## [Unreleased]
+
+### Fixed
+- The `Cargo.lock` file is now updated before a new version is released (GitHub bug #103).
+
+
 ## [0.22.0] - 2023-12-20
 
 ### Fixed

release.sh

@@ -94,6 +94,8 @@ release_new_version()
 
     update_changelog "${new_version}"
 
+    cargo update
+
     git diff
 
     echo