Release 3.0.2

This is a minor version release to rearrange multi value headers and remove old springboot3 directories that are no longer compatible with new springboot4 upgrade

What's Changed

• fix: Rearrange multi value headers in aws-serverless-java-container-core-module
• chore: remove old springboot3 directories that are no longer compatible after springboot4 upgrade

Full Changelog: aws-serverless-java-container-3.0.1...aws-serverless-java-container-3.0.2