Update CHANGELOG.md

Author: kyb3r

CHANGELOG.md

@@ -9,7 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### What's new?
 
-Added a config option `reply_without_command` that when present, enables the bot to forward any message sent in a thread channel to the recipient. (Replying without using a command)
+Added a config option `reply_without_command` which when present, enables the bot to forward any message sent in a thread channel to the recipient. (Replying without using a command)
 
 To enable this functionality, do `?config set reply_without_command true` and to disable it, use `?config del reply_without_command`.