osd-setup: add missing delete

Origin commit data
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Commit: 2cb8235ae4
Author: vanhofen <vanhofen@gmx.de>
Date: 2017-09-25 (Mon, 25 Sep 2017)

Origin message was:
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- osd-setup: add missing delete

src/gui/osd_setup.cpp

@@ -750,6 +750,9 @@ int COsdSetup::showOsdSetup()
 			CAudioMute::getInstance()->enableMuteIcon(true);
 	}
 
+#if !defined BOXMODEL_CS_HD2
+	delete scartFileNotifier;
+#endif
 	delete colorInfoclockNotifier;
 	delete screensaverNotifier;
 	delete channellistNotifier;