remove inheritdoc doc comment from attach() method
remove inheritdoc doc comment from attach() method

Psr\HttpMessage\StreamInterface has not this method
jguittard/zend-diactoros,deepfreeze/zend-diactoros,localheinz/zend-diactoros,Maks3w/zend-diactoros,Ocramius/zend-diactoros,mtymek/zend-diactoros,mnapoli/zend-diactoros