Add organisation_privacy_notice_url personalisation

This ensures that the variable is provided to any templates used in
GOV.UK Notify to allow it to be shown to users.

app/lib/govuk_notify_personalisation.rb

@@ -46,6 +46,7 @@ def call
       next_session_dates:,
       next_session_dates_or:,
       not_catch_up:,
+      organisation_privacy_notice_url:,
       organisation_privacy_policy_url:,
       outcome_administered:,
       outcome_not_administered:,
@@ -155,6 +156,10 @@ def next_session_dates_or
       .to_sentence(last_word_connector: ", or ", two_words_connector: " or ")
   end
 
+  def organisation_privacy_notice_url
+    organisation.privacy_notice_url
+  end
+
   def organisation_privacy_policy_url
     organisation.privacy_policy_url
   end

spec/lib/govuk_notify_personalisation_spec.rb

@@ -58,7 +58,8 @@
         next_session_dates: "Thursday 1 January",
         next_session_dates_or: "Thursday 1 January",
         not_catch_up: "yes",
-        organisation_privacy_policy_url: "https://example.com/privacy",
+        organisation_privacy_notice_url: "https://example.com/privacy-notice",
+        organisation_privacy_policy_url: "https://example.com/privacy-policy",
         programme_name: "HPV",
         short_patient_name: "John",
         short_patient_name_apos: "John’s",