Add release notes for 3.3.0 (#1582) (#1584)

(cherry picked from commit 248eca6)

Signed-off-by: opensearch-ci <[email protected]>
Co-authored-by: opensearch-ci <[email protected]>

Author: opensearch-trigger-bot[bot]

release-notes/opensearch-cross-cluster-replication.release-notes-3.3.0.0.md

@@ -0,0 +1,7 @@
+## Version 3.3.0 Release Notes
+
+Compatible with OpenSearch and OpenSearch Dashboards version 3.3.0
+
+### Bug Fixes
+* Fix: Replication of large documents breaches the size limit (2GB) of ReleasableBytesStreamOutput ([#1580](https://github.com/opensearch-project/cross-cluster-replication/pull/1580))
+* Fix: Update System.env syntax for Gradle 9 compatibility ([#1575](https://github.com/opensearch-project/cross-cluster-replication/pull/1575))