chore(order): big number calculations (#6651)

Co-authored-by: Adrien de Peretti <25098370+adrien2p@users.noreply.github.com>

packages/types/src/totals/big-number.ts

@@ -1,8 +1,8 @@
-import BigNumber from "bignumber.js"
+import BigNumberJS from "bignumber.js"
 
 export type BigNumberRawValue = {
   value: string | number
   [key: string]: unknown
 }
 
-export type BigNumberInput = BigNumberRawValue | number | string | BigNumber
+export type BigNumberInput = BigNumberRawValue | number | string | BigNumberJS