This addition helps users figure out that this is the kind of expression they need to put in their `package.json`, and it provides the Next.js defaults to use as a starting point. (I was initially confused and thought the default configuration would just be "defaults".)
The list was pulled from `MODERN_BROWSERSLIST_TARGET` in [packages/next/shared/lib/constants.ts](28454c6ddb/packages/next/shared/lib/constants.ts (L56-L62)).
## Documentation / Examples
- [x] Make sure the linting passes by running `pnpm build && pnpm lint`
- [x] The "examples guidelines" are followed from [our contributing doc](https://github.com/vercel/next.js/blob/canary/contributing/examples/adding-examples.md)