[HOLD for payment 2024-05-09] [QBO] Create a new custom hook for fetching the connections data

[hayata-suenaga]

Create a custom hook to get the policy object given a policy ID while ensuring that the policy object's connections field is fetched if it hasn't been fetched.

Issue Owner

Current Issue Owner: @kevinksullivan

[melvin-bot]

Triggered auto assignment to @kevinksullivan (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.