Fix settings organization name in setting_window.py

Author: karami-mehdi

presentation/widgets/setting_window.py

@@ -39,7 +39,7 @@ def change_font_size(self, size: int):
         font.setPointSize(size)
         QApplication.instance().setFont(font)
 
-        settings = QSettings("NexumAILab", "NexumAI")
+        settings = QSettings("AINexumLab", "NexumAI")
         settings.setValue("fontSize", size)
 
     def paintEvent(self, event):