Add tag to StaticMapperDefintion and fix service id

Author: cvergne

src/DependencyInjection/GraphQLiteCompilerPass.php

@@ -275,7 +275,8 @@ public function process(ContainerBuilder $container): void
             '$types' => $customTypes,
             '$notMappedTypes' => $customNotMappedTypes
         ]);
-        $container->setDefinition('graphql.type_mapper', $staticMapperDefinition);
+        $staticMapperDefinition->addTag('graphql.type_mapper');
+        $container->setDefinition(StaticTypeMapper::class, $staticMapperDefinition);
 
         // Register graphql.queryprovider
         $this->mapAdderToTag('graphql.queryprovider', 'addQueryProvider', $container, $schemaFactory);