Added 2.18.0 release notes. (#1132)

* Added 2.18.0 release notes.

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

* Added 2.18.0 release notes.

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

---------

Signed-off-by: AWSHurneyt <[email protected]>
(cherry picked from commit 37a6ce5)
Signed-off-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

release-notes/opensearch-alerting-dashboards-plugin.release-notes-2.18.0.0.md

@@ -0,0 +1,20 @@
+## Version 2.18.0.0 2024-10-15
+Compatible with OpenSearch Dashboards 2.18.0
+
+### Maintenance
+* Increment version to 2.18.0.0 ([#1098](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/1098))
+
+### Enhancements
+* Context aware alert analysis ([#996](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/996))
+* [navigation]feat: update category to flatten menus in analytics(all) use case ([#1114](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/1114))
+* Support top N log pattern data in summary context provider for visual editor monitor ([#1119](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/1119))
+
+### Bug fixes
+* Fit and Finish UX Fixes ([#1092](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/1092))
+* Fit and Finish UX changes Pt 2 ([#1099](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/1099))
+* Fix assistant plugin override issue and return dataSourceId in context ([#1102](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/1102))
+* add width for recent alerts card ([#1117](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/1117))
+* Fix ui_metadata is not fetched when MDS client is used ([#1124](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/1124))
+
+### Documentation
+* Added 2.18.0 release notes. ([#1132](https://github.com/opensearch-project/alerting-dashboards-plugin/pull/1132))