Migrate to Spring 7 / Spring Boot 4

[ITman1]

Description

Spring 7 and Boot 4 release which brings new major dependencies, mainly Jackson 3.

Type of change

Please delete options that are not relevant.

• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update?

How Has This Been Tested?

• Unit Test
• Integration Test
• Reactive Integration Test
• I built SNAPSHOT and tested it in our codebase. Our integration test with RqueueMessageEnqueuer passed.

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have made corresponding changes to the documentation
• New and existing unit tests pass locally with my changes

[ITman1]

Tests passed locally, only 2 failed, but they are marked as local. There are 4 reported as failed because there si re-try for them.

[ITman1]

Another test run:

MessageProcessorTest failed once, but succeeded on re-try.

[sonus21]

Thanks for sharing the pr. I'll review and update the PR, let me see why CI is not running.

[ITman1]

Thanks for sharing the pr. I'll review and update the PR, let me see why CI is not running.

Thank you. FYI I removed Spring dependency management ("for now?"), it was giving me some exception that configuration was already applied, did not investigate further more.