Fixed link in global actions

app/views/shared/_global_actions.html.haml

@@ -1,7 +1,7 @@
 - if signed_in?
   .global-actions.pull-right
     .btn-group
-      = link_to gardens_by_owner_path(owner: current_member.slug), class: 'btn btn-default' do
+      = link_to member_gardens_path(current_member), class: 'btn btn-default' do
         = garden_icon
         = t('links.my_gardens')