Fix ecomworker vagrant mount user

vagrant/release/devstack/Vagrantfile

@@ -29,7 +29,7 @@ MOUNT_DIRS = {
   :themes => {:repo => "themes", :local => "/edx/app/edxapp/themes", :owner => "edxapp"},
   :forum => {:repo => "cs_comments_service", :local => "/edx/app/forum/cs_comments_service", :owner => "forum"},
   :ecommerce => {:repo => "ecommerce", :local => "/edx/app/ecommerce/ecommerce", :owner => "ecommerce"},
-  :ecommerce_worker => {:repo => "ecommerce-worker", :local => "/edx/app/ecommerce_worker/ecommerce_worker", :owner => "ecommerce_worker"},
+  :ecommerce_worker => {:repo => "ecommerce-worker", :local => "/edx/app/ecommerce_worker/ecommerce_worker", :owner => "ecomworker"},
   # This src directory won't have useful permissions. You can set them from the
   # vagrant user in the guest OS. "sudo chmod 0777 /edx/src" is useful.
   :src => {:repo => "src", :local => "/edx/src", :owner => "root"},