net: ftmac100: change driver name from nds32_mac to ftmac100

So it will be named similarly to the related ftgmac100 driver.
The old name 'nds32_mac' is not referred to anywhere in U-Boot.

Signed-off-by: Sergei Antonov <saproj@gmail.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Reviewed-by: Rick Chen <rick@andestech.com>
diff --git a/drivers/net/ftmac100.c b/drivers/net/ftmac100.c
index f710c27..7c89d7f 100644
--- a/drivers/net/ftmac100.c
+++ b/drivers/net/ftmac100.c
@@ -348,7 +348,7 @@
 };
 
 U_BOOT_DRIVER(ftmac100) = {
-	.name	= "nds32_mac",
+	.name	= "ftmac100",
 	.id	= UCLASS_ETH,
 	.of_match = ftmac100_ids,
 	.bind	= ftmac100_bind,