x86: Correct regwidth prompt in cbsysinfo

This should be 'regwidth', not 'baud'. Fix it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/cmd/x86/cbsysinfo.c b/cmd/x86/cbsysinfo.c
index a0db0ad..34fdaf5 100644
--- a/cmd/x86/cbsysinfo.c
+++ b/cmd/x86/cbsysinfo.c
@@ -205,7 +205,7 @@
 		print_hex(">type", ser->type);
 		print_addr(">base", ser->baseaddr);
 		print_dec(">baud", ser->baud);
-		print_hex(">baud", ser->regwidth);
+		print_hex(">regwidth", ser->regwidth);
 		print_dec(">input_hz", ser->input_hertz);
 		print_addr(">PCI addr", ser->uart_pci_addr);
 	}