Update CHANGELOG and remove non important updates

Author: henadzit

CHANGELOG.rst

@@ -11,17 +11,17 @@ Changelog
 
 0.25.0 (unreleased)
 ------
-Fixed
+Added
 ^^^^^
-- Fixed asyncio "no current event loop" deprecation warning by replacing `asyncio.get_event_loop()` with modern event loop handling using `get_running_loop()` with fallback to `new_event_loop()` (#1865)
+- Implement __contains, __contained_by, __overlap and __len for ArrayField (#1877)
 
+Fixed
+^^^^^
 Changed
 ^^^^^^^
-- add benchmarks for `get_for_dialect` (#1862)
 
 0.24
 ====
-
 0.24.0
 ------
 Fixed