feat: Update demographics file with housing statuses. Create housing class. Update survey_item_values.rb to parse housing info. Update cleaner to output housing info.

spec/factories.rb

@@ -1,4 +1,8 @@
 FactoryBot.define do
+  factory :housing do
+    designation { "MyString" }
+  end
+
   factory :parent do
     response_id { "MyString" }
     number_of_children { 1 }

spec/models/housing_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe Housing, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end