Remove no-longer-necessary code

Author: bknoles

lib/inertia_rails/renderer.rb

@@ -117,22 +117,6 @@ def deep_transform_props(props, parent_path = '', &block)
       end
     end
 
-    def deep_transform_values(hash, &block)
-      return block.call(hash) unless hash.is_a? Hash
-
-      hash.transform_values {|value| deep_transform_values(value, &block)}
-    end
-
-    def drop_partial_except_keys(hash)
-      partial_except_keys.each do |key|
-        parts = key.to_s.split('.').map(&:to_sym)
-        *initial_keys, last_key = parts
-        current = initial_keys.any? ? hash.dig(*initial_keys) : hash
-
-        current.delete(last_key) if current.is_a?(Hash) && !current[last_key].is_a?(AlwaysProp)
-      end
-    end
-
     def partial_keys
       (@request.headers['X-Inertia-Partial-Data'] || '').split(',').compact.map(&:to_sym)
     end