[zh] Remove some vertical space between lines of text

content/zh-cn/docs/tutorials/_index.md

@@ -33,9 +33,7 @@ Kubernetes 文档的这一部分包含教程。
 ## Basics
 
 * [Kubernetes Basics](/docs/tutorials/kubernetes-basics/) is an in-depth interactive tutorial that helps you understand the Kubernetes system and try out some basic Kubernetes features.
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 * [Introduction to Kubernetes (edX)](https://www.edx.org/course/introduction-kubernetes-linuxfoundationx-lfs158x#)
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 * [Hello Minikube](/docs/tutorials/hello-minikube/)
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 ## 基础知识  {#basics}
@@ -49,7 +47,6 @@ Kubernetes 文档的这一部分包含教程。
 ## Configuration
 
 * [Example: Configuring a Java Microservice](/docs/tutorials/configuration/configure-java-microservice/)
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 * [Configuring Redis Using a ConfigMap](/docs/tutorials/configuration/configure-redis-using-configmap/)
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 ## 配置  {#configuration}
@@ -61,7 +58,6 @@ Kubernetes 文档的这一部分包含教程。
 ## Stateless Applications
 
 * [Exposing an External IP Address to Access an Application in a Cluster](/docs/tutorials/stateless-application/expose-external-ip-address/)
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 * [Example: Deploying PHP Guestbook application with MongoDB](/docs/tutorials/stateless-application/guestbook/)
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 ## 无状态应用程序  {#stateless-applications}
@@ -73,11 +69,8 @@ Kubernetes 文档的这一部分包含教程。
 ## Stateful Applications
 
 * [StatefulSet Basics](/docs/tutorials/stateful-application/basic-stateful-set/)
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 * [Example: WordPress and MySQL with Persistent Volumes](/docs/tutorials/stateful-application/mysql-wordpress-persistent-volume/)
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 * [Example: Deploying Cassandra with Stateful Sets](/docs/tutorials/stateful-application/cassandra/)
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 * [Running ZooKeeper, A CP Distributed System](/docs/tutorials/stateful-application/zookeeper/)
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 ## 有状态应用程序  {#stateful-applications}
@@ -122,4 +115,3 @@ for information about the tutorial page.
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 如果你要编写教程，请参阅[内容页面类型](/zh-cn/docs/contribute/style/page-content-types/)
 以获取有关教程页面类型的信息。
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