Add release notes for 2.19 release (#2173)

Signed-off-by: Derek Ho <[email protected]>
Co-authored-by: Craig Perkins <[email protected]>

Author: derek-ho

release-notes/opensearch-security-dashboards-plugin.release-notes-2.19.0.0.md

@@ -0,0 +1,10 @@
+## Version 2.19.0 Release Notes
+
+Compatible with OpenSearch and OpenSearch Dashboards version 2.19.0
+
+### Enhancements
+* Add LTR transport actions to cluster permissions list ([#2170](https://github.com/opensearch-project/security-dashboards-plugin/pull/2170))
+
+### Bug Fixes
+* Preserve query in nextUrl during openid login redirect ([#2140](https://github.com/opensearch-project/security-dashboards-plugin/pull/2140))
+* Fix tenant defaulting incorrectly ([#2163](https://github.com/opensearch-project/security-dashboards-plugin/pull/2163))