修复重载时报告时间为空的Bug

lib/report_edit.dart

@@ -115,6 +115,8 @@ class _ReportEditPageState extends State<ReportEditPage> {
       _initPage();
     });
     if (args != null) {
+      ReportInfo.instance.reporter = args.reporter;
+      ReportInfo.instance.reportDate = args.reportDate;
       args.onSelect.addListener((sender, e) {
         ReportInfo.instance.selectedInputImage(e);
       });