CLDC-4515: update lettings log controller and lettings cya tests

spec/features/form/check_answers_page_lettings_logs_spec.rb

@@ -18,6 +18,7 @@ RSpec.describe "Lettings Log Check Answers Page" do
       needstype: 2,
       scheme:,
       location:,
+      postcode_full: nil,
     )
   end
   let(:empty_lettings_log) do

spec/requests/lettings_logs_controller_spec.rb

@@ -1252,7 +1252,7 @@ RSpec.describe LettingsLogsController, type: :request do
 
             before do
               create_list(:lettings_log, further_unresolved_logs_count, unresolved: true, assigned_to: user)
-              lettings_log.update!(needstype: 2, scheme:, location:)
+              lettings_log.update!(needstype: 2, scheme:, location:, postcode_full: nil)
               get lettings_log_path(lettings_log)
             end