chore: comment empty methods that do nothing

src/lib/base/SimpleEventQueueBuffer.h

@@ -29,6 +29,7 @@ public:
   // IEventQueueBuffer overrides
   void init() override
   {
+    // do nothing
   }
   void waitForEvent(double timeout) override;
   Type getEvent(Event &event, uint32_t &dataID) override;

src/lib/gui/widgets/ScreenSetupView.h

@@ -40,5 +40,6 @@ protected:
   void initViewItemOption(QStyleOptionViewItem *option) const override;
   void scrollTo(const QModelIndex &, ScrollHint) override
   {
+    // do nothing
   }
 };

src/lib/platform/XWindowsEventQueueBuffer.h

@@ -31,6 +31,7 @@ public:
   // IEventQueueBuffer overrides
   void init() override
   {
+    // do nothing
   }
   void waitForEvent(double timeout) override;
   Type getEvent(Event &event, uint32_t &dataID) override;