Java 21 update

[iluwatar]

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What does this PR do?

Update project to support JDK 21

[github-actions]

PR Summary

This PR updates the project to support JDK 21. Changes include updating the pom.xml file to use Java 21, and modifying the Github Actions workflows (maven-ci.yml and maven-pr-builder.yml) to use JDK 21 for building and testing.

Changes

File	Summary
.github/workflows/maven-ci.yml	Updated the Java CI workflow to use JDK 21 instead of JDK 17. This includes changing the setup-java action and the runner to use Ubuntu 22.04.
.github/workflows/maven-pr-builder.yml	Updated the Java PR builder workflow to use JDK 21 instead of JDK 17. This includes changing the setup-java action and the runner to use Ubuntu 22.04.
pom.xml	Updated the pom.xml to use Java 21 and updated the maven-compiler-plugin version to 3.14.0. Also updated the Lombok version to 1.18.36 and added annotationProcessorPaths for Lombok.

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[github-actions]

✅ LGTM!

Review Summary

Commits Considered (1)

• 83410f4: update pom.xml and github actions scripts

Files Processed (3)

• .github/workflows/maven-ci.yml (2 hunks)
• .github/workflows/maven-pr-builder.yml (2 hunks)
• pom.xml (3 hunks)

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