Fix spec/workers/admin_emails_worker_spec.rb

Signed-off-by: Rémy Coutable <remy@rymai.me>

spec/workers/admin_emails_worker_spec.rb

@@ -38,7 +38,7 @@ describe AdminEmailsWorker do
       it "sends email to subscribed users" do
         perform_enqueued_jobs do
           described_class.new.perform(recipient_id, 'subject', 'body')
-          expect(ActionMailer::Base.deliveries.count).to be 2
+          expect(ActionMailer::Base.deliveries.count).to be 3
         end
       end
     end