MX31: Removed erroneous board name from QONG

QONG is a module that can be installed on several boards,
not only on the QONG-EVB manufactured by Dave srl.

Signed-off-by: Stefano Babic <sbabic@denx.de>

board/davedenx/qong/qong.c

@@ -137,7 +137,7 @@ int board_init (void)
 
 int checkboard (void)
 {
-	printf("Board: DAVE/DENX QongEVB-LITE\n");
+	printf("Board: DAVE/DENX Qong\n");
 	return 0;
 }