Prepare changelog for v1.8.5

Author: paulbalandan

CHANGELOG.md

@@ -4,6 +4,11 @@ All notable changes to this library will be documented in this file.
 
 This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v1.8.5](https://github.com/CodeIgniter/coding-standard/compare/v1.8.4...v1.8.5) - 2025-05-02
+
+- Enable `import_symbols` option in `fully_qualified_strict_types`
+- Fix `staticMethod.internalClass` error
+
 ## [v1.8.4](https://github.com/CodeIgniter/coding-standard/compare/v1.8.3...v1.8.4) - 2025-02-23
 
 - Update badges