fix Application.arun's returning type to include [ApplicationStateType]

[tiejunhu]

Align with Application.run and fix the type checker issue on calling arun

also add typing information for SyncTrackingClient.clone method

Changes

How I tested this

Notes

Checklist

• PR has an informative and human-readable title (this will be pulled into the release notes)
• Changes are limited to a single goal (no scope creep)
• Code passed the pre-commit check & code is left cleaner/nicer than when first encountered.
• Any change in functionality is tested
• New functions are documented (with a description, list of inputs, and expected output)
• Placeholder code is flagged / future TODOs are captured in comments
• Project documentation has been updated if adding/changing functionality.

[skrawcz]

@tiejunhu sorry about this -- @elijahbenizzy why did we never merge this?

[elijahbenizzy]

@tiejunhu sorry about this -- @elijahbenizzy why did we never merge this?

@tiejunhu @skrawcz race condition -- this had already been fixed (IIRC I just did this):

burr/burr/core/application.py

Line 1317 in 3e58c58

) -> Tuple[Action, Optional[dict], State[ApplicationStateType]]:

[elijahbenizzy]

Duplicate 48db829

thanks @tiejunhu !

[tiejunhu]

I saw this commit has been included in merged PR. So I closed it. No worries.