publish cli_util version 0.5.1 (#2397)

pkgs/cli_util/CHANGELOG.md

diff --git a/pkgs/cli_util/CHANGELOG.md b/pkgs/cli_util/CHANGELOG.md
index 09ff743..4355f64 100644
--- a/pkgs/cli_util/CHANGELOG.md
+++ b/pkgs/cli_util/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 0.5.1-wip
+## 0.5.1
 
 - Add `showMultiSelectDialog` and `showSingleSelectDialog` to new
   `cli_components` library, as well as an example.

pkgs/cli_util/pubspec.yaml

diff --git a/pkgs/cli_util/pubspec.yaml b/pkgs/cli_util/pubspec.yaml
index 7b368fc..6367daf 100644
--- a/pkgs/cli_util/pubspec.yaml
+++ b/pkgs/cli_util/pubspec.yaml
@@ -1,5 +1,5 @@
 name: cli_util
-version: 0.5.1-wip
+version: 0.5.1
 description: A library to help in building Dart command-line apps.
 repository: https://github.com/dart-lang/tools/tree/main/pkgs/cli_util
 issue_tracker: https://github.com/dart-lang/tools/issues?q=is%3Aissue+is%3Aopen+label%3Apackage%3Acli_util