Add la nominations to the shared ownership subsection

app/models/form/sales/subsections/shared_ownership_scheme.rb

@@ -11,6 +11,7 @@ class Form::Sales::Subsections::SharedOwnershipScheme < ::Form::Subsection
     @pages ||= [
       Form::Sales::Pages::Staircase.new(nil, nil, self),
       Form::Sales::Pages::AboutStaircase.new(nil, nil, self),
+      Form::Sales::Pages::LaNominations.new(nil, nil, self),
       Form::Sales::Pages::PreviousBedrooms.new(nil, nil, self),
       Form::Sales::Pages::MonthlyRent.new(nil, nil, self),
       Form::Sales::Pages::ExchangeDate.new(nil, nil, self),

spec/models/form/sales/subsections/shared_ownership_scheme_spec.rb

@@ -16,6 +16,7 @@ RSpec.describe Form::Sales::Subsections::SharedOwnershipScheme, type: :model do
       %w[
         staircasing
         about_staircasing
+        la_nominations
         previous_bedrooms
         monthly_rent
         exchange_contracts

spec/models/form_handler_spec.rb

@@ -52,14 +52,14 @@ RSpec.describe FormHandler do
     it "is able to load a current sales form" do
       form = form_handler.get_form("current_sales")
       expect(form).to be_a(Form)
-      expect(form.pages.count).to eq(73)
+      expect(form.pages.count).to eq(74)
       expect(form.name).to eq("2022_2023_sales")
     end
 
     it "is able to load a previous sales form" do
       form = form_handler.get_form("previous_sales")
       expect(form).to be_a(Form)
-      expect(form.pages.count).to eq(73)
+      expect(form.pages.count).to eq(74)
       expect(form.name).to eq("2021_2022_sales")
     end
   end