4001提示语修改

src/main/java/com/fdkankan/agent/common/ResultCode.java

@@ -4,7 +4,7 @@ public enum ResultCode {
     SUCCESS(0,"操作成功"),
     ERROR(-1,"操作失败"),
 
-    PARAM_MISS(4001,"参数缺少"),
+    PARAM_MISS(4001,"必填项不能为空"),
     USER_NOT_EXIST(4003,"用户不存在"),
     USER_EXIST(4004,"用户已添加"),
     AGENT_USER_EMPTY(4005,"经销商不存在"),