Add real use case for options

ee/app/views/layouts/header/_buy_ci_minutes.html.haml

@@ -3,4 +3,4 @@
 %li
   = link_to profile_pipeline_quota_path, class: 'ci-minutes-emoji' do
     = s_("CurrentUser|Buy CI minutes")
-    = emoji_icon('clock9')
+    = emoji_icon('clock9', 'aria-hidden': true)

spec/helpers/emoji_helper_spec.rb

@@ -3,8 +3,6 @@
 require 'spec_helper'
 
 describe EmojiHelper do
-  # include UploadHelpers
-
   describe '#emoji_icon' do
     let(:options) { {} }
     let(:emoji_text) { 'rocket' }