Rubocop fixes

Author: pelargir

lib/friendly_shipping/services/rl/parse_rate_quote_response.rb

@@ -34,10 +34,10 @@ def call(request:, response:)
             end
           end
 
-          private
-
           # The currency to use when parsing the rate quotes.
-          CURRENCY = Money::Currency.new('USD').freeze
+          CURRENCY = Money::Currency.new('USD')
+
+          private
 
           # Builds {Rate} instances from the parsed JSON.
           #

lib/friendly_shipping/services/usps_international/parse_rate_response.rb

@@ -51,11 +51,11 @@ def call(request:, response:, shipment:, options:)
             end
           end
 
-          private
-
           PACKAGE_NODE_XPATH = '//Package'
           SERVICE_NODE_NAME = 'Service'
 
+          private
+
           # Iterate over all packages and parse the rates for each package
           #
           # @param [Nokogiri::XML::Node] xml The XML document containing packages and rates