Update app.py

labelme/app.py

@@ -1016,7 +1016,7 @@ class MainWindow(QtWidgets.QMainWindow):
         self.actions.undo.setEnabled(self.canvas.isShapeRestorable)
 
     def tutorial(self):
-        url = "https://github.com/wkentaro/labelme/tree/main/examples/tutorial"  # NOQA
+        url = "https://github.com/labelmeai/labelme/tree/main/examples/tutorial"  # NOQA
         webbrowser.open(url)
 
     def toggleDrawingSensitive(self, drawing=True):