Add 2.17.1 release notes (#193) (#194)

[reta]

(cherry picked from commit 1b15b01c2192f8f30f895d9790571468c403d13d)

Description

Add 2.17.1 release notes (#193) (#194)

Related Issues

Part of https://github.com/opensearch-project/opensearch-build/issues/5046

Check List

• [ ] New functionality includes testing.
• [ ] New functionality has been documented.
• [ ] API changes companion pull request created.
• [ ] Commits are signed per the DCO using --signoff.
• [ ] Public documentation issue/PR created.

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