ComPDFKit.Tool(win) - 修复点击页面空白处注释无法刷新的问题

Demo/Examples/ComPDFKit.Tool/CPDFViewerTool.Annot.cs

@@ -123,7 +123,7 @@ namespace ComPDFKit.Tool
 
         protected bool AnnotHitTest()
         {
-            BaseAnnot baseAnnot = PDFViewer.AnnotHitTest();
+            BaseAnnot baseAnnot = PDFViewer.AnnotHitTest(true);
             if (baseAnnot != null)
             {
                 if ((baseAnnot as BaseWidget) != null)