Added 2.9 release notes. (#482)

* Added 2.9 release notes.

Signed-off-by: AWSHurneyt <[email protected]>

* Added 2.9 release notes.

Signed-off-by: AWSHurneyt <[email protected]>

* Added 2.9 release notes.

Signed-off-by: AWSHurneyt <[email protected]>

---------

Signed-off-by: AWSHurneyt <[email protected]>

Author: AWSHurneyt

release-notes/opensearch-common-utils.release-notes-2.9.0.0.md

@@ -0,0 +1,26 @@
+## Version 2.9.0.0 2023-07-11
+
+Compatible with OpenSearch 2.9.0
+
+### Maintenance
+* Increment version to 2.9.0-SNAPSHOT. ([#444](https://github.com/opensearch-project/common-utils/pull/444))
+* Modify triggers to push snapshots on all branches. ([#454](https://github.com/opensearch-project/common-utils/pull/454))
+
+### Feature
+* Adds Chained alerts triggers for workflows. ([#456](https://github.com/opensearch-project/common-utils/pull/456))
+* Acknowledge chained alert request for workflow. ([#459](https://github.com/opensearch-project/common-utils/pull/459))
+* Adds audit state in Alert. ([#461](https://github.com/opensearch-project/common-utils/pull/461))
+* Add workflowId field in alert. (([#463](https://github.com/opensearch-project/common-utils/pull/463))
+* APIs for get workflow alerts and acknowledge chained alerts. ([#472](https://github.com/opensearch-project/common-utils/pull/472))
+* Add auditDelegateMonitorAlerts flag. ([#476](https://github.com/opensearch-project/common-utils/pull/476))
+* Implemented support for configuring a cluster metrics monitor to call cat/indices, and cat/shards. ([#479](https://github.com/opensearch-project/common-utils/pull/479))
+
+
+### Bug Fixes
+* OpenSearch commons strings library dependency import. ([#474](https://github.com/opensearch-project/common-utils/pull/474))
+
+### Refactoring
+* Pass workflow id in alert constructors. ([#465](https://github.com/opensearch-project/common-utils/pull/465))
+
+### Documentation
+* Added 2.9 release notes. ([#482](https://github.com/opensearch-project/common-utils/pull/482))