If you don't want to wait for the new update
Apply these changes to the /usr/share/plesk-wp-cli/php/wp-settings-cli.php file
187,188c187,188
< Utils\maybe_require( '4.4-alpha-34851', ABSPATH . WPINC . '/embed-functions.php' );
< Utils\maybe_require( '4.4-alpha-34903', ABSPATH . WPINC ...