message: change uuid and discount types to match other api calls and redux state
diff: @@ -7,7 +7,11 @@ export interface CartApi {
  cart: CartApiContent;
  }
  -export type DiscountType = 'Percentage' | 'FixedAmount' | 'Code';
  +export type DiscountType =
  + | 'Percentage'
  + | 'FixedAmount'
  + | 'PriceOverride'
  + | 'Code';
  export interface CartApiContent {
  /** Initial value of the Cart when the screen is rendered. */
  @@ -82,7 +86,7 @@ export interface CartApiContent {
  * @param amount the percentage or fixed monetary amount deducted with the discout
  */
  setLineItemDiscount(
  - uuid: number,
  + uuid: string,
  type: DiscountType,
  title: string,
  amount: string,
  