MCM Shop supplies as a flat fee added to all WOs

Customer would like to have the option for Shop Supplies be a Flat additional mark up on all WOs instead of a calculated % of Labor costs.
Ex: A switch or field to add an additional 10.00 for all WO's in the Shop supplies area on the Printed WO.

Imported from [WISH-105] MCM Shop supplies as a flat fee added to all WOs