fix(model 64410): Correct the size for DeptRef

Author: nielsbasjes

json/model_64410.json

@@ -452,7 +452,7 @@
             "label": "Dependent References",
             "mandatory": "M",
             "name": "DeptRef",
-            "size": 1,
+            "size": 2,
             "type": "bitfield32",
             "symbols": [
               {