fix markdown lint

Author: razvan

CHANGELOG.md

@@ -31,7 +31,7 @@ All notable changes to this project will be documented in this file.
 ### Removed
 
 - test: ZooKeeper 3.9.2 removed ([#853]).
-- Support for Kafka 3.7.1 and 3.8.0 removed ([#860]) 
+- Support for Kafka 3.7.1 and 3.8.0 removed ([#860]).
 
 [#840]: https://github.com/stackabletech/kafka-operator/pull/840
 [#844]: https://github.com/stackabletech/kafka-operator/pull/844