fix doc link issue

Author: SbloodyS

Diff for: docs/docs/en/guide/installation/standalone.md

@@ -16,7 +16,7 @@ If you want to deploy DolphinScheduler in production, we recommend you follow [c
 
 ## Download Plugin Dependencies
 
-Please refer to the [Download Plugin Dependencies](../installation/pseudo-cluster.md) in pseudo-cluster deployment.
+Please refer to the [Download Plugin Dependencies](pseudo-cluster.md) in pseudo-cluster deployment.
 
 ### Configure User Exemption and Permissions
 

Diff for: docs/docs/zh/guide/installation/standalone.md

@@ -14,7 +14,7 @@ Standalone 仅适用于 DolphinScheduler 的快速体验.
 
 ## 下载插件依赖
 
-请参考伪集群部署的[下载插件依赖](../installation/pseudo-cluster.md#下载插件依赖)
+请参考伪集群部署的[下载插件依赖](pseudo-cluster.md#下载插件依赖)
 
 ## 配置用户免密及权限