Remove useless system spec (#13344)

spec/system/comments/user_views_podcast_comments_spec.rb

@@ -1,18 +0,0 @@
-require "rails_helper"
-
-RSpec.describe "viewing podcast comments", type: :system, js: true do
-  let(:user) { create(:user) }
-  let(:podcast) { create(:podcast, creator: user) }
-  let(:podcast_episode) { create(:podcast_episode, podcast: podcast) }
-  let(:comment) { create(:comment, commentable: podcast_episode, user: user) }
-
-  before do
-    sign_in user
-    visit "/#{podcast.slug}/#{podcast_episode.slug}/comments"
-  end
-
-  it "renders comment" do
-    # TODO: this spec is broken
-    expect(page).to have_content(comment.body_html)
-  end
-end