x86: Drop leading spaces in cpu_x86_get_desc()

The Intel CPU name can have leading spaces. Remove them since they are not
useful.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

arch/x86/cpu/cpu_x86.c

@@ -41,10 +41,14 @@ int cpu_x86_get_vendor(struct udevice *dev, char *buf, int size)
 
 int cpu_x86_get_desc(struct udevice *dev, char *buf, int size)
 {
+	char *ptr;
+
 	if (size < CPU_MAX_NAME_LEN)
 		return -ENOSPC;
 
-	cpu_get_name(buf);
+	ptr = cpu_get_name(buf);
+	if (ptr != buf)
+		strcpy(buf, ptr);
 
 	return 0;
 }