update 1.5.0 ec file address (#785)

i18n/zh-CN/docusaurus-plugin-content-blog/2022-04-15-how-to-download-engineconn-plugin.md

@@ -12,7 +12,7 @@ tags: [engine,guide]
  ## 下载链接
 | **linkis版本** |  **包含的引擎** | **引擎物料包下载链接**                                                                                                                                         |
 |:-------------|:---- |:------------------------------------------------------------------------------------------------------------------------------------------------------|
-| 1.5.0        |jdbc<br/>pipeline<br/>io_file<br/>flink<br/>openlookeng<br/>sqoop<br/>presto<br/>elasticsearch<br/>trino<br/>impala<br/>| [1.5.0-engineconn-plugin.tar](https://osp-1257653870.cos.ap-guangzhou.myqcloud.com/WeDatasphere/Linkis/engineconn-plugin/1.5.0-engineconn-plugin.tar) |
+| 1.5.0        |jdbc<br/>pipeline<br/>io_file<br/>flink<br/>openlookeng<br/>sqoop<br/>presto<br/>elasticsearch<br/>trino<br/>impala<br/>| [1.5.0-engineconn-plugin.tar](https://osp-1257653870.cos.ap-guangzhou.myqcloud.com/WeDatasphere/Linkis/engineconn-plugin/1.5.0-ec.zip) |
 | 1.4.0        |jdbc<br/>pipeline<br/>io_file<br/>flink<br/>openlookeng<br/>sqoop<br/>presto<br/>elasticsearch<br/>trino<br/>impala<br/>| [1.4.0-engineconn-plugin.tar](https://osp-1257653870.cos.ap-guangzhou.myqcloud.com/WeDatasphere/Linkis/engineconn-plugin/1.4.0-engineconn-plugin.tar) |
 | 1.3.2        |jdbc<br/>pipeline<br/>io_file<br/>flink<br/>openlookeng<br/>sqoop<br/>presto<br/>elasticsearch<br/>trino<br/>seatunnel<br/>| [1.3.2-engineconn-plugin.tar](https://osp-1257653870.cos.ap-guangzhou.myqcloud.com/WeDatasphere/Linkis/engineconn-plugin/1.3.2-engineconn-plugin.tar) |
 | 1.3.1        |jdbc<br/>pipeline<br/>io_file<br/>flink<br/>openlookeng<br/>sqoop<br/>presto<br/>elasticsearch<br/>trino<br/>seatunnel<br/>| [1.3.1-engineconn-plugin.tar](https://osp-1257653870.cos.ap-guangzhou.myqcloud.com/WeDatasphere/Linkis/engineconn-plugin/1.3.1-engineconn-plugin.tar) |