Fixed wrong cursor position when undo

Author: echo-devim

src/qhexedit.cpp

@@ -478,7 +478,7 @@ QString QHexEdit::toReadableString()
 void QHexEdit::undo()
 {
     _undoStack->undo();
-    setCursorPosition(_chunks->pos()*(_editAreaIsAscii ? 1 : 2));
+    setCursorPosition(_chunks->pos()*2);
     refresh();
 }