Add missing copyright notices

src/qt/qt_styleoverride.cpp

@@ -1,3 +1,19 @@
+/*
+ * 86Box	A hypervisor and IBM PC system emulator that specializes in
+ *		running old operating systems and software designed for IBM
+ *		PC systems and compatibles from 1981 through fairly recent
+ *		system designs based on the PCI bus.
+ *
+ *		This file is part of the 86Box distribution.
+ *
+ *		Style override class.
+ *
+ *
+ *
+ * Authors:	Teemu Korhonen
+ *
+ *		Copyright 2022 Teemu Korhonen
+ */
 #include "qt_styleoverride.hpp"
 
 int StyleOverride::styleHint(
@@ -18,4 +34,4 @@ void StyleOverride::polish(QWidget* widget)
     /* Disable title bar context help buttons globally as they are unused. */
     if (widget->isWindow())
         widget->setWindowFlag(Qt::WindowContextHelpButtonHint, false);
-}
+}