feat: update tests and lint

app/models/validations/financial_validations.rb

@@ -138,7 +138,7 @@ module Validations::FinancialValidations
         message = I18n.t("validations.financial.carehome.out_of_range", period:, min_chcharge:, max_chcharge:)
 
         record.errors.add :period, message
-        record.errors.add :chcharge, :out_of_range, message: message
+        record.errors.add :chcharge, :out_of_range, message:
       end
     end
   end

spec/models/form/sales/pages/buyer2_nationality_spec.rb

@@ -26,6 +26,15 @@ RSpec.describe Form::Sales::Pages::Buyer2Nationality, type: :model do
   end
 
   it "has correct depends_on" do
-    expect(page.depends_on).to eq [{ "joint_purchase?" => true }]
+    expect(page.depends_on).to eq [
+      {
+        "joint_purchase?" => true,
+        "buyer_has_seen_privacy_notice?" => true,
+      },
+      {
+        "joint_purchase?" => true,
+        "buyer_not_interviewed?" => true,
+      },
+    ]
   end
 end