Release version 1.3

[zelinh]

This is a component issue for release 1.3.0.

Coming from opensearch-build#889, release version 1.3. Please follow the following checklist.

Preparation

• Assign this issue to a release owner.
• Finalize scope and feature set and update the Public Roadmap.
• Create, update, triage and label all features and issues targeted for this release with v1.3.0.

CI/CD

• Increment version on main to 1.3.0.0.
• Ensure working and passing CI.
• Re(add) this repo to the (if not exist) manifest.

Pre-Release

• Branch and build from a 1.3 branch.
• Update your branch in the manifest.
• Feature complete, pencils down.
• Fix bugs that target this release.

Release

• Complete documentation.
• Gather, review and publish release notes.
• Verify all issued labeled for this release are closed or labelled for the next release.

Post Release

• Create a release tag.
• Suggest improvements to this template.
• Conduct a postmortem, and publish its results.