Fixes english information paragraph in admin/applications view

app/views/admin/applications/index.html.haml

@@ -2,7 +2,7 @@
 %h3.page-title
   System OAuth applications
 %p.light
-  System OAuth application does not belong to certain user and can be managed only by admins
+  System OAuth application don't belong to any user and can only be managed by admins
 %hr
 %p= link_to 'New Application', new_admin_application_path, class: 'btn btn-success'
 %table.table.table-striped