Update release notes

Author: 1024jp

CotEditor/CotEditor.help/Contents/Resources/ja.lproj/pgs/releasenotes.html

@@ -42,7 +42,6 @@ <h2>改良</h2>
 		<ul>
 			<li>Anura (Dark)テーマの背景カラーを微調整</li>
 			<li><span class="trivial">開発</span>: インスペクタのペインをすべてSwiftUIに移行</li>
-
 		</ul>
 	</section>