usb: xhci-mtk: remove MODULE_ALIAS

Since the driver only supports the devices created by the OF
core, seems no need MODULE_ALIAS() anymore.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1616482975-17841-9-git-send-email-chunfeng.yun@mediatek.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/host/xhci-mtk.c

@@ -694,7 +694,6 @@ static struct platform_driver mtk_xhci_driver = {
 		.of_match_table = mtk_xhci_of_match,
 	},
 };
-MODULE_ALIAS("platform:xhci-mtk");
 
 static int __init xhci_mtk_init(void)
 {