Enable "zero monkey patching" mode in RSpec (#31614)

spec/services/account_search_service_spec.rb

@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-describe AccountSearchService do
+RSpec.describe AccountSearchService do
   describe '#call' do
     context 'with a query to ignore' do
       it 'returns empty array for missing query' do

spec/services/account_statuses_cleanup_service_spec.rb

@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-describe AccountStatusesCleanupService do
+RSpec.describe AccountStatusesCleanupService do
   let(:account)           { Fabricate(:account, username: 'alice', domain: nil) }
   let(:account_policy)    { Fabricate(:account_statuses_cleanup_policy, account: account) }
   let!(:unrelated_status) { Fabricate(:status, created_at: 3.years.ago) }

spec/services/fetch_oembed_service_spec.rb

@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-describe FetchOEmbedService do
+RSpec.describe FetchOEmbedService do
   subject { described_class.new }
 
   before do

spec/services/resolve_url_service_spec.rb

@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-describe ResolveURLService do
+RSpec.describe ResolveURLService do
   subject { described_class.new }
 
   describe '#call' do

spec/services/search_service_spec.rb

@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-describe SearchService do
+RSpec.describe SearchService do
   subject { described_class.new }
 
   describe '#call' do

spec/services/unblock_domain_service_spec.rb

@@ -2,7 +2,7 @@
 
 require 'rails_helper'
 
-describe UnblockDomainService do
+RSpec.describe UnblockDomainService do
   subject { described_class.new }
 
   describe 'call' do