usb: cosmetic: double const

For plain array const can be either before or after
the type definition. Adding both is simply redundand.
Remove the later one.

cc: marex@denx.de
Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
diff --git a/drivers/usb/eth/mcs7830.c b/drivers/usb/eth/mcs7830.c
index c353286..8e738d4 100644
--- a/drivers/usb/eth/mcs7830.c
+++ b/drivers/usb/eth/mcs7830.c
@@ -666,7 +666,7 @@
 /*
  * mcs7830_dongles - the list of supported Moschip based USB ethernet dongles
  */
-static const struct mcs7830_dongle const mcs7830_dongles[] = {
+static const struct mcs7830_dongle mcs7830_dongles[] = {
 	{ 0x9710, 0x7832, },	/* Moschip 7832 */
 	{ 0x9710, 0x7830, },	/* Moschip 7830 */
 	{ 0x9710, 0x7730, },	/* Moschip 7730 */