完善合并pdf

anrui-fin/anrui-fin-biz/src/main/java/com/yxt/anrui/fin/biz/finuncollectedreceivablesdetailed/FinUncollectedReceivablesDetailedService.java

@@ -674,6 +674,9 @@ public class FinUncollectedReceivablesDetailedService extends MybatisBaseService
         if (fileList.size() <= 0) {
             path = null;
         } else {
+            for (File fileDelete : fileList) {
+                fileDelete.delete();
+            }
             path = filePath + dateStr + seconds + "收款收据.pdf";
         }
         return rb.success().setData(path);