Added another new Murata MAC range

Another herolte user observed OUI 8c:45:00

Change-Id: I7eaf4fef29c6dbc6a962de0ff745c9703f65fcfc
(cherry picked from commit 70d3e3166f748e96f72c1c96aa2971f4981e9981)
diff --git a/macloader/macaddr_mappings.h b/macloader/macaddr_mappings.h
index f0b83ea..1b5b57a 100644
--- a/macloader/macaddr_mappings.h
+++ b/macloader/macaddr_mappings.h
@@ -65,6 +65,7 @@
         "78:4b:87",
         "78:52:1a",
         "88:30:8a",
+        "8c:45:00",
         "90:b6:86",
         "98:f1:70",
         "a0:cc:2b",