CLDC-1553 Moved from migration to rake task

db/migrate/20220909120838_correct_referral_value.rb

@@ -1,5 +0,0 @@
-class CorrectReferralValue < ActiveRecord::Migration[7.0]
-  def change
-    LettingsLog.where(referral: 0).update_all(referral: 1)
-  end
-end

lib/tasks/correct_referral_value.rake

@@ -0,0 +1,4 @@
+desc "Alter referral values for lettings logs in the database to 1 if they are 0"
+task correct_referral_value: :environment do
+  LettingsLog.where(referral: 0).update_all(referral: 1)
+end