Remove Rake task for granting 2i permissions
Remove Rake task for granting 2i permissions

This Rake task was added to grant 2i permissions to approved users of
Collections Publisher.  It has now been run in all environments so is
no longer required.

alphagov/signonotron2,alphagov/signonotron2,alphagov/signonotron2,alphagov/signonotron2