fix permission check before link

app/views/my_projects_overviews/blocks/_members.html.erb

@@ -45,7 +45,7 @@ See doc/COPYRIGHT.md for more details.
     </p>
   </div>
 <% end %>
-<% if current_user.admin? %>
+<% if current_user.allowed_to?(:manage_members, project) %>
   <%= link_to project_members_path(project_id: project.identifier), class: 'button -alt-highlight' do %>
     <i class="button--icon icon-add"></i>
     <span class="button--text"><%= t('activerecord.models.member') %></span>