CHANGELOG

Signed-off-by: Michael Urmich <urmich.m@gmail.com>

Author: urmichm

CHANGELOG.md

@@ -11,6 +11,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ### Changed
 - Move Randomness from server to libs/common ([#20570](https://github.com/opensearch-project/OpenSearch/pull/20570))
+- Relaxed validation for field-level `meta` ([#19884](https://github.com/opensearch-project/OpenSearch/issues/19884))
 
 ### Fixed
 - Fix flaky test failures in ShardsLimitAllocationDeciderIT ([#20375](https://github.com/opensearch-project/OpenSearch/pull/20375))