Use Rowan Collins' phrasing to note that SoapClient::__call() is only
deprecated for direct calls, not in general.

Fixes doc bug #65586 (Ambiguity over "deprecation" of SoapClient::__call).


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@331240 c90b9560-bf6c-de11-be94-00142212c4b1