ci: migrate release publishing to central plugin

## What's the purpose of this PR Migrate Apollo Java release publishing to Sonatype Central's official Maven plugin flow, and remove the now-obsolete OSSRH compatibility publish orchestration. ## Which issue(s) this PR fixes: Fixes #N/A (release infrastructure migration) ## Brief changelog - switch release profile to `org.sonatype.central:central-publishing-maven-plugin` - enable auto publish and wait until `PUBLISHED` - simplify `.github/workflows/release.yml` to a single Central publish path - remove legacy `sonatype-publish.yml` workflow and related helper scripts - drop obsolete `distributionManagement` endpoints tied to old OSSRH workflow Follow this checklist to help us incorporate your contribution quickly and easily: - [x] Read the [Contributing Guide](https://github.com/apolloconfig/apollo/blob/master/CONTRIBUTING.md) before making this pull request. - [x] Write a pull request description that is detailed enough to understand what the pull request does, how, and why. - [x] Write necessary unit tests to verify the code. - [ ] Run `mvn clean test` to make sure this pull request doesn't break anything. - [ ] Update the [`CHANGES` log](https://github.com/apolloconfig/apollo-java/blob/master/CHANGES.md). ## Validation executed - `mvn -B -q -DskipTests -Prelease help:evaluate -Dexpression=project.version -DforceStdout` - `mvn help:describe -Dplugin=org.sonatype.central:central-publishing-maven-plugin:0.10.0 -Ddetail -Dgoal=publish -DskipTests` <!-- This is an auto-generated comment: release notes by coderabbit.ai --> ## Summary by CodeRabbit * **New Features** * Automatic Maven Central publishing using the central-publishing-maven-plugin with streamlined deployment. * **Chores** * Removed legacy Sonatype staging management scripts and workflows. * Removed manual Sonatype publishing workflow. * Simplified release configuration by removing explicit repository settings. <!-- end of auto-generated comment: release notes by coderabbit.ai -->