Update CHANGELOG.md to include the new feature

CHANGELOG.md

@@ -21,6 +21,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Copy Tracker URL option to tracker sheet ([@mm12](https://github.com/mm12)) ([#1101](https://github.com/mihonapp/mihon/pull/1101))
 - A button to exclude all scanlators in exclude scanlators dialog ([@AntsyLich](https://github.com/AntsyLich)) ([`84b2164`](https://github.com/mihonapp/mihon/commit/84b2164787a795f3fd757c325cbfb6ef660ac3a3))
 - Open in browser option to reader menu ([@mm12](https://github.com/mm12)) ([#1110](https://github.com/mihonapp/mihon/pull/1110))
+- Option to skip downloading duplicate read chapters ([@shabnix](https://github.com/shabnix)) ([#1125](https://github.com/mihonapp/mihon/pull/1125))
 
 ### Changed
 - Read archive files from memory instead of extracting files to internal storage ([@FooIbar](https://github.com/FooIbar)) ([#326](https://github.com/mihonapp/mihon/pull/326))