update selfDMReportID

Author: waterim

src/libs/actions/Transaction.ts

@@ -702,8 +702,7 @@ function changeTransactionsReport(transactionIDs: string[], reportID: string) {
     transactions.forEach((transaction) => {
         const isUnreported = !transaction.reportID || transaction.reportID === CONST.REPORT.UNREPORTED_REPORT_ID;
 
-        // We'll handle optimistically creating the selfDM as part of https://github.com/Expensify/App/issues/60288
-        const selfDMReportID = findSelfDMReportID() ?? CONST.REPORT.UNREPORTED_REPORT_ID;
+        const selfDMReportID = existingSelfDMReportID ?? selfDMReport.reportID;
 
         const oldIOUAction = getIOUActionForReportID(isUnreported ? selfDMReportID : transaction.reportID, transaction.transactionID);
         if (!transaction.reportID || transaction.reportID === reportID) {