Merge pull request #3 from tram-rb/fix/deprecation

Rename deprecated alias Dry::Initializer::Mixin -> Dry::Initializer

Author: nepalez

lib/tram/page.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 class Tram::Page
-  extend ::Dry::Initializer::Mixin
+  extend ::Dry::Initializer
 
   class << self
     attr_accessor :i18n_scope