Fix phpdoc comments for RemoteKeyboard.
Fix phpdoc comments for RemoteKeyboard.

OndraM/php-webdriver,cedricalfonsi/php-webdriver,passbolt/passbolt_selenium,OndraM/php-webdriver,OndraM/php-webdriver,passbolt/passbolt_selenium,OndraM/php-webdriver,cedricalfonsi/php-webdriver