fix: 修复任务栏显示问题

修复任务栏显示问题

Log:
Task: https://pms.uniontech.com/task-view-135223.html
Influence: 无
Change-Id: I08494c28a2cf8594c4d8b2db0b6cdb5a5049f3eb

src/modules/dock/entry.h

@@ -73,6 +73,7 @@ public:
     void setPropCurrentWindow(XWindow value);
     void setCurrentWindowInfo(WindowInfoBase *windowInfo);
     WindowInfoBase *getCurrentWindowInfo();
+    WindowInfoBase *findNextLeader();
     QString getExec(bool oneLine);
     bool hasWindow();
     void updateWindowInfos();