Maintenance: Build Java 25 in GitHub actions

[phipag]

Summary

We should start building and testing for Java 25 in GitHub actions for both JVM and native tests and builds.

Why is this needed?

This is needed to make sure that we support also the most recent Java features.

Which area does this relate to?

Governance

Solution

No response

Acknowledgment

• This request meets Powertools for AWS Lambda (Java) Tenets
• Should this be considered in other Powertools for AWS Lambda languages? i.e. Python, TypeScript