[AUTO] Add release notes for 3.6.0 (#1984)

* Add release notes for 3.6.0

Signed-off-by: opensearch-ci <opensearch-infra@amazon.com>

* Add release notes for 3.6.0

Signed-off-by: opensearch-ci <opensearch-infra@amazon.com>

---------

Signed-off-by: opensearch-ci <opensearch-infra@amazon.com>

Author: opensearch-ci-bot

release-notes/opensearch-observability.release-notes-3.6.0.0.md

@@ -0,0 +1,9 @@
+## Version 3.6.0 Release Notes
+
+Compatible with OpenSearch and OpenSearch Dashboards version 3.6.0
+
+### Maintenance
+
+* Fix CI checks by downloading plugin snapshots for testing from ci.opensearch.org ([#1973](https://github.com/opensearch-project/observability/pull/1973))
+* Replace java.security.AccessController with org.opensearch.secure_sm.AccessController ([#1974](https://github.com/opensearch-project/observability/pull/1974))
+* Bump assertj-core to 3.27.7 ([#1981](https://github.com/opensearch-project/observability/pull/1981))