fix(color): top bar widgets may not get removed when switching models (#5908)

radio/src/gui/colorlcd/mainview/layout.cpp

@@ -66,6 +66,8 @@ void LayoutFactory::deleteCustomScreens()
       screen = nullptr;
     }
   }
+
+  ViewMain::instance()->getTopbar()->removeAllWidgets();
 }
 
 void LayoutFactory::loadDefaultLayout()

radio/src/gui/colorlcd/mainview/widgets_container_impl.h

@@ -83,6 +83,12 @@ class WidgetsContainerImpl : public WidgetsContainer
 
   virtual void create() { memset(persistentData, 0, sizeof(PersistentData)); }
 
+  void removeAllWidgets()
+  {
+    for (unsigned int i = 0; i < N; i++)
+      removeWidget(i);
+  }
+
   virtual void load()
   {
     unsigned int count = getZonesCount();