Add rake task to remove invalid user phone numbers

lib/tasks/temprary/remove_invalid_user_phone_numbers.rake

@@ -0,0 +1,20 @@
+namespace :db do
+  desc "Remove invalid user phone_numbers"
+  task remove_invalid_user_phone_numbers: :environment do
+    User.find_each do |user|
+      invalid = false
+
+      if user.phone_number && Phonelib.invalid_for_country?(user.phone_number, "GB")
+        user.phone_number = nil
+        invalid = true
+      end
+
+      if user.company_phone_number && Phonelib.invalid_for_country?(user.company_phone_number, "GB")
+        user.company_phone_number = nil
+        invalid = true
+      end
+
+      user.save! if invalid
+    end
+  end
+end