[Backport 2.17] Added release notes for v2.17 (#1240)

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-2.17.0.0.md

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+## Version 2.17.0.0 2024-09-05
+
+Compatible with OpenSearch 2.17.0
+
+### Bug fixes
+* Skipping execution based on cluster service ([#1219](https://github.com/opensearch-project/index-management/pull/1219))
+
+### Maintenance
+* Increment version to 2.17.0-SNAPSHOT ([#1221](https://github.com/opensearch-project/index-management/pull/1221))
+* Use adminClient instead of client when interacting with system index in integTests ([#1222](https://github.com/opensearch-project/index-management/pull/1222))
+* Move non-active maintainers to emeritus ([#1233](https://github.com/opensearch-project/index-management/pull/1233))