fix typo

apps/comments/appinfo/info.xml

@@ -4,7 +4,7 @@
 	<name>Comments</name>
 	<description>Files app plugin to add comments to files</description>
 	<licence>AGPL</licence>
-	<author>Arthur Shiwon, Vincent Petry</author>
+	<author>Arthur Schiwon, Vincent Petry</author>
 	<default_enable/>
 	<version>0.3.0</version>
 	<dependencies>