问题描述：
Package swiftmailer/swiftmailer is abandoned, you should avoid using it. Use symfony/mailer instead.
Generating autoload files
71 packages you are using are looking for funding.
Use the composer fund command to find out more!
每次安装完扩展也会有这个，我翻译了一下说是某个包被废弃了。我应该如何更换这个东西呢？
我使用的是ubuntu
