Improve project notification settings explanation

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/views/profiles/notifications/show.html.haml

@@ -65,7 +65,7 @@
       %h5
         Projects (#{@project_notifications.count})
       %p.account-well
-        To specify the notification level per project of a group you belong to, you need to be a member of the project itself, not only its group.
+        To specify the notification level per project of a group you belong to, you need to visit project page and change notification level there.
       .append-bottom-default
         %ul.bordered-list
           - @project_notifications.each do |setting|