How to setup a tolerance when the expense report amount is greater than spend authorization amount?

Summary:

When the fund reservation is enabled for spend authorization, the spend authorization is approved and attached to an expense report item, if the expense report amount is greater than the spend authorization amount the error message "Receipt amount greater than remaining reservation balance" is displayed and cannot submit the expense report.

We are looking to know if there is a way to setup a tolerance when the spend authorization amount is less than the expense report where is attached when the fund reservation is enabled for spend authorizations.

Example

Spend authorization approved and reserved for 100 USD

Expense report item with authorization attached for 101 USD, the system displays the error