[Time Tracking] Update Types & Constants for Time Expense (Transaction) Data

[grgia]

Update Transaction Object Shape

Doc Section

Align the TypeScript type with what we already send/store in Onyx for time expenses.

[melvin-bot]

@grgia Huh... This is 4 days overdue. Who can take care of this?

[melvin-bot]

@grgia 6 days overdue. This is scarier than being forced to listen to Vogon poetry!

[melvin-bot]

@grgia 12 days overdue. Walking. Toward. The. Light...

[trjExpensify]

This is on prod, can we close it @grgia?