Add a guard for missing AppSec.telemetry in Endpoint Collection

Author: y9v

lib/datadog/appsec/contrib/rails/patcher.rb

@@ -152,6 +152,8 @@ def report_routes_via_telemetry(routes)
             return unless Datadog.configuration.appsec.api_security.endpoint_collection.enabled
             return unless AppSec.telemetry
 
+            return unless AppSec.telemetry
+
             GUARD_ROUTES_REPORTING_ONCE_PER_APP[::Rails.application].run do
               AppSec.telemetry.app_endpoints_loaded(
                 APISecurity::EndpointCollection::RailsCollector.new(routes).to_enum