Added 2.10 release notes (#925) (#928)

(cherry picked from commit 8f748de)

Signed-off-by: Ashish Agrawal <[email protected]>
Signed-off-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: opensearch-trigger-bot[bot]

release-notes/opensearch-index-management.release-notes-2.10.0.0.md

@@ -0,0 +1,32 @@
+## Version 2.10.0.0 2023-09-07
+
+Compatible with OpenSearch 2.10.0
+
+### Maintenance
+* Increment version to 2.10.0-SNAPSHOT. ([#852](https://github.com/opensearch-project/index-management/pull/852))
+
+### Features
+* Support copy alias in rollover. ([#892](https://github.com/opensearch-project/index-management/pull/892))
+* make control center index as system index. ([#919](https://github.com/opensearch-project/index-management/pull/919))
+
+### Bug fixes
+* Fix debug log for missing ISM config index. ([#846](https://github.com/opensearch-project/index-management/pull/846))
+* Handle NPE in isRollupIndex. ([#855](https://github.com/opensearch-project/index-management/pull/855))
+* fix for max & min aggregations when no metric property exist. ([#870](https://github.com/opensearch-project/index-management/pull/870))
+* fix intelliJ IDEA gradle sync error ([#916](https://github.com/opensearch-project/index-management/pull/916))
+
+### Infrastructure
+* Add auto github release workflow. ([#691](https://github.com/opensearch-project/index-management/pull/691))
+* Fixed the publish maven workflow to execute after pushes to release branches. ([#837](https://github.com/opensearch-project/index-management/pull/837))
+* Upgrade the backport workflow. ([#862](https://github.com/opensearch-project/index-management/pull/862))
+* Updates demo certs used in integ tests. ([#921](https://github.com/opensearch-project/index-management/pull/921))
+
+### Refactoring
+* [Backport 2.x] Fix after core #8157. ([#886](https://github.com/opensearch-project/index-management/pull/886))
+* Fix breaking change by core refactor. ([#888](https://github.com/opensearch-project/index-management/pull/888))
+* Handle core breaking change. ([#895](https://github.com/opensearch-project/index-management/pull/895))
+* Set preference to _primary when searching control-center index. ([#911](https://github.com/opensearch-project/index-management/pull/911))
+* Add primary first preference to all search requests. ([#912](https://github.com/opensearch-project/index-management/pull/912))
+
+### Documentation
+* Added 2.10 release notes. ([#925](https://github.com/opensearch-project/index-management/pull/925))