macloader: Add another SEMCO mac address half

http://hwaddress.com/?q=d8%3Ac4%3Ae9

Change-Id: I80c7be6cb61d8eea1be72118104b1cd2397d48a1
diff --git a/macloader/macloader.c b/macloader/macloader.c
index b20c848..212d671 100644
--- a/macloader/macloader.c
+++ b/macloader/macloader.c
@@ -221,7 +221,8 @@
     /* semco */
     if (strncasecmp(mac_addr_half, "4c:66:41", 9) == 0 ||
         strncasecmp(mac_addr_half, "51:f6:6b", 9) == 0 ||
-        strncasecmp(mac_addr_half, "ec:9b:f3", 9) == 0) {
+        strncasecmp(mac_addr_half, "ec:9b:f3", 9) == 0 ||
+        strncasecmp(mac_addr_half, "d8:c4:e9", 9) == 0) {
         type = SEMCO;
     }