[Java]: Improve the review quality and efficiency SDK Release PR

As SDK generation and release workflows increasingly rely on AI and self-service, the review process has become a key bottleneck.
While SDK generation is becoming faster and more scalable, human review remains time-consuming and inconsistent, impacting release velocity and quality.

Create this sub issue to track the work for Java

The issue identifies Java SDK release PR review quality and efficiency as the goal but names no files, tests, or entry points. Start by locating the Java SDK generation and release workflow, then define the review improvements and measurable completion criteria with the SDK team.

Written by the indexing model from the issue text.