Fix keyword args deprecations

/home/runner/work/openfoodnetwork/openfoodnetwork/lib/spree/core/delegate_belongs_to.rb:75: warning: Using the last argument as keyword parameters is deprecated; maybe ** should be added to the call

/home/runner/work/openfoodnetwork/openfoodnetwork/lib/spree/i18n.rb:20: warning: Using the last argument as keyword parameters is deprecated; maybe ** should be added to the call

lib/spree/core/delegate_belongs_to.rb

@@ -72,7 +72,7 @@ module DelegateBelongsTo
         raise 'Illegal or unimplemented association type.'
       end
 
-      __send__(type, association, opts) if reflect_on_association(association).nil?
+      __send__(type, association, **opts) if reflect_on_association(association).nil?
     end
 
     private

lib/spree/i18n.rb

@@ -16,8 +16,8 @@ module Spree
 
       options = args.extract_options!
       options[:scope] = [*options[:scope]].unshift(:spree).uniq
-      args << options
-      super(*args)
+
+      super(*args, **options)
     end
 
     alias_method :t, :translate