Configure elastic search integration with rspec tag (#27882)

lib/tasks/spec.rake

@@ -9,13 +9,3 @@ if Rake::Task.task_defined?('spec:system')
 
   Rake::Task['spec:system'].enhance ['spec:enable_system_specs']
 end
-
-if Rake::Task.task_defined?('spec:search')
-  namespace :spec do
-    task :enable_search_specs do # rubocop:disable Rails/RakeEnvironment
-      ENV['RUN_SEARCH_SPECS'] = 'true'
-    end
-  end
-
-  Rake::Task['spec:search'].enhance ['spec:enable_search_specs']
-end