Move download CSV link to top
Move download CSV link to top

You might miss it at the bottom if you’ve got lots of rows.
Better to have it in a consistent place.

gov-cjwaszczuk/notifications-admin,alphagov/notifications-admin,alphagov/notifications-admin,gov-cjwaszczuk/notifications-admin,gov-cjwaszczuk/notifications-admin,alphagov/notifications-admin,gov-cjwaszczuk/notifications-admin,alphagov/notifications-admin