Bump 2.2 branch version to be 2.2.1

[peterzhuamazon]

Signed-off-by: Peter Zhu [email protected]

Description

Bump 2.2 branch version to be 2.2.1

Issues Resolved

Part of opensearch-project/opensearch-build#2271

Check List

• [ ] New functionality includes testing.
  • [ ] All tests pass
    • [ ] yarn test:jest
    • [ ] yarn test:jest_integration
    • [ ] yarn test:ftr
• [ ] New functionality has been documented.
• [x] Commits are signed per the DCO using --signoff