docs: translate docs/conceptual-guide

yuzinet · yuzinet · commit 43b6c9df4d0a · 2021-03-19T23:39:46.000+09:00
diff --git a/docs/docs/conceptual-guide.md b/docs/docs/conceptual-guide.md
@@ -1,8 +1,8 @@
 ---
-title: Conceptual Guide
+title: コンセプトガイド
 overview: true
 ---
 
-Read high-level overviews of important Gatsby concepts and philosophies.
+Gatsby の重要なコンセプトと哲学の概要を読んでください。
 
 <GuideList slug={props.slug} />
