cleanup boilerplate comment

stumbled upon a comment that seems to be copied from the tutorial but not relevant to the usage here https://symfony.com/doc/current/service_container/tags.html#create-a-compiler-pass

Author: francescolaffi

DependencyInjection/GraphqliteCompilerPass.php

@@ -323,7 +323,6 @@ private function mapAdderToTag(string $tag, string $methodName, ContainerBuilder
         $taggedServices = $container->findTaggedServiceIds($tag);
 
         foreach ($taggedServices as $id => $tags) {
-            // add the transport service to the TransportChain service
             $schemaFactory->addMethodCall($methodName, [new Reference($id)]);
         }
     }