Update changelog.md

Co-authored-by: skamieniarz <46318321+skamieniarz@users.noreply.github.com>

Author: kacperf531

changelog.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 
 ### Added
 - Support for new batch methods in configuration-api v3.5: `batch_create_bots`, `batch_delete_bots`, `batch_update_bots`.
-- Support for new version 3.6: `batch_create_bots`, `batch_delete_bots`, `batch_update_bots`.
+- Support for new version 3.6.
 
 ### Changed
 - Config now points to v3.5 as stable and 3.6 as dev-preview version.