JSONP 2.1 finalization steps

[starksm64]

Now that the ballot has been approved and the specification repo PR merged, please complete these final steps to make the release fully available:

• promotes api staging release promotes the specification api jars to maven central. An example release job script can be found here https://wiki.eclipse.org/MavenReleaseScript.
• go through the merged jakarta.ee specification website page to verify all the links are valid.
• if XML Schemas are published on https://jakarta.ee/schemas, send a PR to update the status from Draft to Final.
• approve the compatibility request.
• The compatible implementation project/vendor MUST send an email to tck@eclipse.org for approval of the compatible implementation for trademark usage.
• merge any final release branch as appropriate for the branch management for the project.

[lukasj]

Done