fix: modbus功能码写16进制问题修复

@@ -335,7 +335,7 @@ public class TkDeviceScriptServiceImpl
   }
   private String multData(String functionCode,List<Integer>datas){
     StringBuilder dataStr = new StringBuilder();
-    if(TkModBusFunctionCode.WRITE_MANY_REGISTER.equals(functionCode)){
+    if(TkModBusFunctionCode.WRITE_MANY_REGISTER.getCode().equals(functionCode)){
       dataStr.append(dataLength(datas.size()*2));
       for(Integer item: datas){
         dataStr.append(modelHex(item));