Fixed find-and-replace mistake

Functions were using the wrong constant.

src/battle_controller_link_partner.c

@@ -442,7 +442,7 @@ static void LinkPartnerHandleGetMonData(void)
             monToCheck >>= 1;
         }
     }
-    BtlController_EmitDataTransfer(BATTLELINKMSGTYPE_ENGINE_TO_CONTROLLER, size, monData);
+    BtlController_EmitDataTransfer(BATTLELINKMSGTYPE_CONTROLLER_TO_ENGINE, size, monData);
     LinkPartnerBufferExecCompleted();
 }