Fix name of downloaded archive

Install/kanboard-install

@@ -15,7 +15,7 @@ set version '1.2.10'
 
 wget "https://github.com/kanboard/kanboard/archive/v$version.zip"
 
-unzip "kanboard-$version.zip"
+unzip "v$version.zip"
 chown -R www-data:www-data "kanboard-$version/data"
-rm "kanboard-$version.zip"
+rm "v$version.zip"