fix: Show 21 Pictures on front page

Author: kumy

website/app/GeoKrety/Service/Config.php

@@ -323,7 +323,7 @@ public function __construct() {
         define('GK_HOME_COUNT_NEWS', getenv('GK_HOME_COUNT_NEWS') ?: 3);
         define('GK_HOME_COUNT_MOVES', getenv('GK_HOME_COUNT_MOVES') ?: 10);
         define('GK_HOME_COUNT_RECENT_GEOKRETY', getenv('GK_HOME_COUNT_RECENT_GEOKRETY') ?: 10);
-        define('GK_HOME_COUNT_RECENT_PICTURES', getenv('GK_HOME_COUNT_RECENT_PICTURES') ?: 18);
+        define('GK_HOME_COUNT_RECENT_PICTURES', getenv('GK_HOME_COUNT_RECENT_PICTURES') ?: 21);
 
         // PAGINATION LIMITS
         define('GK_PAGINATION_NEWS', getenv('GK_PAGINATION_NEWS') ?: 10);