[doc] Correct kubernetes (#9985)

Co-authored-by: qingwli <qingwli@cisco.com>
(cherry picked from commit ee2c516813)

docs/docs/en/guide/installation/kubernetes.md

@@ -18,7 +18,7 @@ To publish the release name `dolphinscheduler` version, please execute the follo
 
 ```
 $ tar -zxvf apache-dolphinscheduler-3.0.0-beta-1-src.tar.gz
-$ cd apache-dolphinscheduler-3.0.0-beta-1-src/docker/kubernetes/dolphinscheduler
+$ cd apache-dolphinscheduler-3.0.0-beta-1-src/deploy/kubernetes/dolphinscheduler
 $ helm repo add bitnami https://charts.bitnami.com/bitnami
 $ helm dependency update .
 $ helm install dolphinscheduler . --set image.tag=3.0.0-beta-1

docs/docs/zh/guide/installation/kubernetes.md

@@ -19,7 +19,7 @@ Kubernetes部署目的是在Kubernetes集群中部署 DolphinScheduler 服务，
 
 ```
 $ tar -zxvf apache-dolphinscheduler-3.0.0-beta-1-src.tar.gz
-$ cd apache-dolphinscheduler-3.0.0-beta-1-src/docker/kubernetes/dolphinscheduler
+$ cd apache-dolphinscheduler-3.0.0-beta-1-src/deploy/kubernetes/dolphinscheduler
 $ helm repo add bitnami https://charts.bitnami.com/bitnami
 $ helm dependency update .
 $ helm install dolphinscheduler . --set image.tag=3.0.0-beta-1