[zh] Update ephemeral-volumes.md

Signed-off-by: Guangwen Feng <[email protected]>

Author: Guangwen Feng

content/zh/docs/concepts/storage/ephemeral-volumes.md

@@ -1,7 +1,7 @@
 ---
 title: 临时卷
 content_type: concept
-weight: 50
+weight: 30
 ---
 <!--
 reviewers:
@@ -12,7 +12,7 @@ reviewers:
 - pohly
 title: Ephemeral Volumes
 content_type: concept
-weight: 50
+weight: 30
 -->
 
 <!-- overview -->