IO-2257 PBS Export of Credits

Amounts less then 0 (ie all credits) would not get pushed to transactionObject. Expand to be both sides of zero to allow for credits within transactionObject

server/accounting/pbs/pbs-ap-allocations.js

@@ -164,7 +164,7 @@ async function PbsCalculateAllocationsAp(socket, billids) {
 
       let APAmount = Dinero();
       Object.keys(billHash).map((key) => {
-        if (billHash[key].Amount.getAmount() > 0) {
+        if (billHash[key].Amount.getAmount() > 0 || billHash[key].Amount.getAmount() < 0) {
           transactionObject.Posting.Lines.push({
             ...billHash[key],
             Amount: billHash[key].Amount.toFormat("0.00"),