Autofix Rubocop RSpec/EmptyLineAfterFinalLet (#23707)

.rubocop_todo.yml

spec/config/initializers/rack_attack_spec.rb

spec/controllers/admin/reports_controller_spec.rb

spec/controllers/admin/resets_controller_spec.rb

spec/controllers/api/web/embeds_controller_spec.rb

spec/controllers/instance_actors_controller_spec.rb

spec/controllers/intents_controller_spec.rb

spec/controllers/settings/applications_controller_spec.rb

spec/controllers/settings/sessions_controller_spec.rb

spec/controllers/shares_controller_spec.rb

spec/lib/status_filter_spec.rb

spec/models/account_spec.rb

spec/models/account_statuses_cleanup_policy_spec.rb

spec/services/fetch_resource_service_spec.rb

spec/services/import_service_spec.rb

spec/services/precompute_feed_service_spec.rb

spec/validators/poll_validator_spec.rb