Update changelog

Author: fbbdev

docs/src/content/docs/changelog.mdx

@@ -48,7 +48,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 
 - Removed `application.WindowIDKey` and `application.WindowNameKey` (replaced by `application.WindowKey`) by [@leaanthony](https://github.com/leaanthony)
-- Default value for fields of array types of fixed length has now the expected length instead of being empty by [@fbbdev](https://github.com/fbbdev) in [#4001](https://github.com/wailsapp/wails/pull/4001)
+- In JS/TS bindings, class fields of fixed-length array types are now initialized with their expected length instead of being empty by [@fbbdev](https://github.com/fbbdev) in [#4001](https://github.com/wailsapp/wails/pull/4001)
 
 ## v3.0.0-alpha.9 - 2025-01-13