Remove WebSub subscriptions (#11303)

spec/policies/subscription_policy_spec.rb

@@ -1,24 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-require 'pundit/rspec'
-
-RSpec.describe SubscriptionPolicy do
-  let(:subject) { described_class }
-  let(:admin)   { Fabricate(:user, admin: true).account }
-  let(:john)    { Fabricate(:user).account }
-
-  permissions :index? do
-    context 'admin?' do
-      it 'permits' do
-        expect(subject).to permit(admin, Subscription)
-      end
-    end
-
-    context '!admin?' do
-      it 'denies' do
-        expect(subject).to_not permit(john, Subscription)
-      end
-    end
-  end
-end