Make force_buyer_country preference available on production, but useless

app/models/solidus_paypal_commerce_platform/payment_method.rb

@@ -13,7 +13,7 @@ class PaymentMethod < SolidusSupport.payment_method_parent_class
     preference :display_on_product_page, :boolean, default: true
     preference :display_credit_messaging, :boolean, default: true
     preference :enable_venmo, :boolean, default: false
-    preference :force_buyer_country, :string unless Rails.env.production?
+    preference :force_buyer_country, :string
 
     def partial_name
       "paypal_commerce_platform"
@@ -76,7 +76,9 @@ def javascript_sdk_url(order: nil, currency: nil)
 
       parameters[:shipping_preference] = 'NO_SHIPPING' if step_names.exclude? 'delivery'
       parameters['enable-funding'] = 'venmo' if options[:enable_venmo]
-      parameters['buyer-country'] = options[:force_buyer_country] if options[:force_buyer_country].present?
+      if !Rails.env.production? && options[:force_buyer_country].present?
+        parameters['buyer-country'] = options[:force_buyer_country]
+      end
 
       "https://www.paypal.com/sdk/js?#{parameters.to_query}"
     end