Renamed gamemode files to be more specific and restored a missing newline in rpcs3.cpp

rpcs3/gamemode_control.cpp

@@ -1,4 +1,4 @@
-#include "enable_gamemode.h"
+#include "gamemode_control.h"
 
 #ifdef GAMEMODE_AVAILABLE
 #pragma GCC diagnostic ignored "-Wold-style-cast"

rpcs3/rpcs3.cpp

@@ -1315,6 +1315,7 @@ int run_rpcs3(int argc, char** argv)
 		Emu.Quit(true);
 		return 0;
 	}
+
 	// run event loop (maybe only needed for the gui application)
 	return app->exec();
 }