Update CHANGELOG

Author: tintnaingwin

CHANGELOG.md

@@ -2,6 +2,15 @@
 
 All notable changes to `smspoh` will be documented in this file
 
+## v1.6.0 - 2025-03-16
+
+### What's Changed
+
+* chore(deps): bump nick-fields/retry from 2 to 3 by @dependabot in https://github.com/laravel-notification-channels/smspoh/pull/8
+* Support Laravel 12 by @tintnaingwin in https://github.com/laravel-notification-channels/smspoh/pull/9
+
+**Full Changelog**: https://github.com/laravel-notification-channels/smspoh/compare/v1.5.0...v1.6.0
+
 ## v1.5.0 - 2024-04-07
 
 ### Added