superagent needs an upgrade to 9.x

```
└─┬ akismet-api@6.0.0
  └── superagent@8.1.2
```

npm WARN deprecated superagent@8.1.2: Please upgrade to v9.0.0+ as we have fixed a public vulnerability with formidable dependency. Note that v9.0.0+ requires Node.js v14.18.0+. See https://github.com/ladjs/superagent/pull/1800 for insight. This project is supported and maintained by the team at Forward Email @ https://forwardemail.net
