fix: 微修正

kou1127h · kou1127h · commit 882751020934 · 2020-09-29T20:46:16.000+09:00
diff --git a/src/guide/component-basics.md b/src/guide/component-basics.md
@@ -369,7 +369,7 @@ HTML 要素のように、コンポーネントに要素を渡すことができ
 
 ```html
 <alert-box>
-  Something bad happened. 
+  Something bad happened.
 </alert-box>
 ```
 
