fix

idl/ocgcore.proto

@@ -43,13 +43,13 @@ enum CardPosition {
 message CardInfo {
   int32 code = 1;
   int32 controler = 2;
-  int32 location = 3;
+  CardZone location = 3;
   int32 sequence = 4;
 }
 
 message CardLocation {
   int32 controler = 1;
-  int32 location = 2;
+  CardZone location = 2;
   int32 sequence = 3;
   CardPosition position = 4;
   int32 overlay_sequence = 5;