fix: 模式2默认印刷份数错误问题

src/modules/exam/components/createExamAndPrintTask/InfoPrintTask.vue

@@ -508,9 +508,7 @@ export default {
         this.modalForm.basicStudentIds = this.model2Students.map(
           (item) => item.id
         );
-        if (this.IS_REBUILD) {
-          this.modalForm.totalSubjects = this.model2Students.length;
-        }
+        this.modalForm.totalSubjects = this.model2Students.length;
         return;
       }