Add current job details to compaction supervisor report

[kfaraz]

Description

As the compaction supervisor evolves and becomes GA, it would be useful to have details of the queued and completed jobs in the supervisor report.

Changes

• Add method CompactionScheduler.getJobsByStatus()
• Add methods in CompactionJobQueue to getQueuedJobs() , getFullyCompactedIntervals(), getSkippedIntervals()
• Fix computation in CompactionSnapshotBuilder to account for segments in partially compacted intervals
• Simplify synchronization in OverlordCompactionScheduler
• Remove unused message field from AutoCompactionSnapshot

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This PR has:

• been self-reviewed.
  • using the concurrency checklist (Remove this item if the PR doesn't have any relation to concurrency.)
• added documentation for new or modified features or behaviors.
• a release note entry in the PR description.
• added Javadocs for most classes and all non-trivial methods. Linked related entities via Javadoc links.
• added or updated version, license, or notice information in licenses.yaml
• added comments explaining the "why" and the intent of the code wherever would not be obvious for an unfamiliar reader.
• added unit tests or modified existing tests to cover new code paths, ensuring the threshold for code coverage is met.
• added integration tests.
• been tested in a test Druid cluster.

[kfaraz]

Converted to draft as some parts of the patch need to be fixed up.