Add release notes for 2.19.5 (#5211)

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

Author: opensearch-ci-bot

release-notes/opensearch-sql.release-notes-2.19.5.0.md

@@ -0,0 +1,11 @@
+## Version 2.19.5 Release Notes
+
+Compatible with OpenSearch and OpenSearch Dashboards version 2.19.5
+
+### Bug Fixes
+
+* Fix 2.19.5 Build Failures ([#5195](https://github.com/opensearch-project/sql/pull/5195))
+
+### Infrastructure
+
+* Adjust shadowJar name ([#5203](https://github.com/opensearch-project/sql/pull/5203))