Fix typo in ProjectsController#list_completed.
Fix typo in ProjectsController#list_completed.

rafaspinola/jobsworth,xuewenfei/jobsworth,digitalnatives/jobsworth,webstream-io/jobsworth,rafaspinola/jobsworth,ari/jobsworth,xuewenfei/jobsworth,xuewenfei/jobsworth,rafaspinola/jobsworth,digitalnatives/jobsworth,ari/jobsworth,webstream-io/jobsworth,digitalnatives/jobsworth,ari/jobsworth,webstream-io/jobsworth,xuewenfei/jobsworth,webstream-io/jobsworth,rafaspinola/jobsworth,ari/jobsworth,digitalnatives/jobsworth,digitalnatives/jobsworth