Update location default deactivation date

app/controllers/schemes_controller.rb

@@ -318,7 +318,7 @@ private
     if params[:scheme_deactivation_period].blank?
       return
     elsif params[:scheme_deactivation_period]["#{key}_type".to_sym] == "default"
-      return FormHandler.instance.start_date_of_earliest_open_collection_period
+      return FormHandler.instance.start_date_of_earliest_open_for_editing_collection_period
     elsif params[:scheme_deactivation_period][key.to_sym].present?
       return params[:scheme_deactivation_period][key.to_sym]
     end

app/models/scheme_deactivation_period.rb

@@ -34,8 +34,8 @@ class SchemeDeactivationPeriodValidator < ActiveModel::Validator
       end
     elsif scheme.scheme_deactivation_periods.any? { |period| period.reactivation_date.present? && record.deactivation_date.between?(period.deactivation_date, period.reactivation_date - 1.day) }
       record.errors.add(:deactivation_date, message: I18n.t("validations.scheme.deactivation.during_deactivated_period"))
-    elsif record.deactivation_date.before? FormHandler.instance.start_date_of_earliest_open_collection_period
-      record.errors.add(:deactivation_date, message: I18n.t("validations.scheme.toggle_date.out_of_range", date: FormHandler.instance.start_date_of_earliest_open_collection_period.to_formatted_s(:govuk_date)))
+    elsif record.deactivation_date.before? FormHandler.instance.start_date_of_earliest_open_for_editing_collection_period
+      record.errors.add(:deactivation_date, message: I18n.t("validations.scheme.toggle_date.out_of_range", date: FormHandler.instance.start_date_of_earliest_open_for_editing_collection_period.to_formatted_s(:govuk_date)))
     elsif record.deactivation_date.before? scheme.available_from
       record.errors.add(:deactivation_date, message: I18n.t("validations.scheme.toggle_date.before_creation", date: scheme.available_from.to_formatted_s(:govuk_date)))
     end

app/views/schemes/toggle_active.html.erb

@@ -10,7 +10,7 @@
 <%= form_with model: @scheme_deactivation_period, url: toggle_scheme_form_path(action, @scheme), method: "patch", local: true do |f| %>
   <div class="govuk-grid-row">
     <div class="govuk-grid-column-two-thirds">
-      <% start_date = FormHandler.instance.start_date_of_earliest_open_collection_period %>
+      <% start_date = FormHandler.instance.earliest_open_for_editing_collection_start_date %>
       <%= f.govuk_error_summary %>
       <%= f.govuk_radio_buttons_fieldset date_type_question(action),
                                          legend: { text: I18n.t("questions.scheme.toggle_active.apply_from") },