"Unexpected end Of JSON input" error doing `doctl serverless deploy`.

**Describe the Issue:**

Getting the following error when trying to deploy to DigitialOcean functions using `doctl`.

```bash
$ doctl serverless deploy do-fn-go-playground --verbose --verbose-build
Error: unexpected end of JSON input
```

**Environment:**

- doctl version: `doctl version 1.92.0-release`
- OS: `macOS 13.0.1`
- Installation method: `Homebrew`

**Additional Details:**

I asked the same [question](https://www.digitalocean.com/community/questions/unexpected-end-of-json-input-error-when-deploying-serverless-function-using-doctl) on DigitialOcean Community Questions where you can find more details.