Update MallSecurityConfig.java

mall-portal/src/main/java/com/macro/mall/portal/config/MallSecurityConfig.java

 package com.macro.mall.portal.config;
 
 import com.macro.mall.portal.service.UmsMemberService;
-import com.macro.mall.security.component.DynamicSecurityService;
 import com.macro.mall.security.config.SecurityConfig;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.security.access.ConfigAttribute;
 import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.core.userdetails.UserDetailsService;
 
-import java.util.Collection;
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
-
 /**
  * mall-security模块相关配置
  * Created by macro on 2019/11/5.