Don't always focus password field on interim login.

props johnbillion.
fixes #28961.
Built from https://develop.svn.wordpress.org/trunk@29258


git-svn-id: http://core.svn.wordpress.org/trunk@29041 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-login.php

@@ -896,7 +896,7 @@ default:
 <script type="text/javascript">
 function wp_attempt_focus(){
 setTimeout( function(){ try{
-<?php if ( $user_login || $interim_login ) { ?>
+<?php if ( $user_login ) { ?>
 d = document.getElementById('user_pass');
 d.value = '';
 <?php } else { ?>