update 2miner 根据店铺是否开启专用网络，判断是否使用专用网络

src/main/java/com/m2pool/lease/dto/v2/MiningConfigDto.java

@@ -45,4 +45,7 @@ public class MiningConfigDto {
 
     @ApiModelProperty(value = "挖矿结束时间")
     private Long end_timestamp;
+
+    @ApiModelProperty(value = "矿池代理地址")
+    private String poolProxyUrl;
 }

src/main/resources/mapper/lease/LeaseMachineMapper.xml

@@ -354,6 +354,7 @@
             id,
             coin,
             mining_tcp_gpu_url as pool,
+            mining_proxy_tcp_gpu_url as poolProxyUrl,
             algorithm as algo
         from lease_pool_coin_config
         where