[ja] resync: docs/contribute/suggesting-improvements.md

hs0210 · hs0210 · commit ee5ba8f917ca · 2022-08-04T14:35:54.000+08:00
Signed-off-by: Hu Shuai &lt;hus.fnst@fujitsu.com&gt;
diff --git a/content/ja/docs/contribute/suggesting-improvements.md b/content/ja/docs/contribute/suggesting-improvements.md
@@ -1,6 +1,5 @@
 ---
 title: コンテンツの改善を提案する
-slug: suggest-improvements
 content_type: concept
 weight: 10
 card:
