Add initial WaitTOF call in Blanker.c

Author: kiwi1969

workbench/tools/commodities/Blanker.c

@@ -444,6 +444,7 @@ static void MakeWin(void)
 
 			SetAPen(rp, star_col[i]);
 			WritePixel(rp, star_x[i], y);
+			WaitTOF();
 		}
 
 		while (1)