Update CHANGELOG.md

Author: vvaezian

CHANGELOG.md

@@ -1,5 +1,9 @@
 ## Unreleased
 
+## 0.2.15
+### Changed
+- Fixed the issue #33 ([Missing step in the clone_card function](https://github.com/vvaezian/metabase_api_python/issues/33))
+
 ## 0.2.14.2
 ### Changed
 - Fixed the issue #31 ([Unable to use get_columns_name_id as a non-superuser](https://github.com/vvaezian/metabase_api_python/issues/31))