Port to AWS SDK2

[rboergertenable]

What feature do you want to see added?

Are there any plans to migrate this plugin to AWS SDK for Java 2.x?

https://docs.aws.amazon.com/sdk-for-java/latest/developer-guide/home.html

Newer regions such as ap-southeast-5 are not supported.

Upstream changes

Plugins are available as per:

https://issues.jenkins.io/browse/JENKINS-73639

Are you interested in contributing this feature?

No response

[basil]

Tracked in JENKINS-73650. So far, nobody has contributed a pull request to perform this migration. We would welcome a pull request performing this migration.