Message 类 setData() 方法参数类型错误

[chuoke]

Overtrue\EasySms\Message 类的 setData() 方法类型错误，没办法设置回调

    /**
     * @param \Overtrue\EasySms\Contracts\GatewayInterface|null $gateway
     *
     * @return array
     */
    public function getData(GatewayInterface $gateway = null)
    {
        return is_callable($this->data) ? call_user_func($this->data, $gateway) : $this->data;
    }

    /**
     * @param array $data
     *
     * @return $this
     */
    public function setData(array $data)
    {
        $this->data = $data;

        return $this;
    }

[overtrue]

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