Add require

Author: pcothenet

lib/patch_ruby.rb

@@ -19,6 +19,7 @@
 # Models
 require 'patch_ruby/models/allocation'
 require 'patch_ruby/models/create_bitcoin_estimate_request'
+require 'patch_ruby/models/create_ethereum_estimate_request'
 require 'patch_ruby/models/create_mass_estimate_request'
 require 'patch_ruby/models/create_order_request'
 require 'patch_ruby/models/create_preference_request'