Add v0.46.1 changelog entry

Author: Naatan

changelog.md

@@ -6,6 +6,12 @@ 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).
 
+## 0.46.1
+
+### Fixed
+
+* Fixed regression in `state refresh` where it would exit with a non-zero code when there were no changes.
+
 ## 0.46.0
 
 ### Added