[Kinesis] Support the `MultistreamTracker` API.#1

Draft

dluxhu wants to merge 4 commits intotubi-mainfrom tubitv/multi-stream

+24-16

Commits on Sep 17, 2024

Main code compiles.
Balazs Szabo dLux
committed

Commits on Sep 18, 2024

Versioning update.
Balazs Szabo dLux
committed

Commits on Sep 19, 2024

Update checkpointing algorithm + moved streamIdentifier to ShardProcessorData.
Balazs Szabo dLux
committed
Merge branch 'tubi-main' into tubitv/multi-stream
Balazs Szabo dLux
committed