Remove monkey-patched scope
Remove monkey-patched scope

We don't use this anymore and if we want to provide it in the future it would
probably be better done as a class method somewhere rather than monkey-patched
onto Spree::Order.

athal7/solidus_signifyd,solidusio/solidus_signifyd,athal7/solidus_signifyd,jordan-brough/solidus_signifyd,solidusio/solidus_signifyd,jordan-brough/solidus_signifyd