[#Wave-Control - Add Sage Intacct] Add connection sync progress and error handling.

[hungvu193]

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Tracking GH: https://github.com/Expensify/Expensify/issues/388780

Design doc section:
https://docs.google.com/document/d/1k3ZFw8KB55yPUSCG6KYZlwpwEtmRt3eUshwxs7bZq5I/edit#heading=h.8m1ckdwmo1e5

A follow up of #43532

Issue Owner

Current Issue Owner: @miljakljajic

[melvin-bot]

Triggered auto assignment to @miljakljajic (Bug), see https://stackoverflow.com/c/expensify/questions/14418 for more details. Please add this bug to a GH project, as outlined in the SO.

[hungvu193]

cc @yuwenmemon @SzymczakJ

[SzymczakJ]

Hey! I’m Jakub Szymczak from Software Mansion, an expert agency, and I’d like to work on this issue!

[yuwenmemon]

Thanks @hungvu193 !

[melvin-bot]

Current assignee @miljakljajic is eligible for the NewFeature assigner, not assigning anyone new.