## Description

This pull request updates the package version from `8.0.0-rc.5` to
`8.0.0-rc.6` throughout the codebase to ensure consistency.

Version bump:

* Updated the `version` field in `package.json` to `8.0.0-rc.6`.
* Updated the `VERSION` constant in `src/workos.ts` to `8.0.0-rc.6`.

## Documentation

Does this require changes to the WorkOS Docs? E.g. the [API
Reference](https://workos.com/docs/reference) or code snippets need
updates.

```
[ ] Yes
```

If yes, link a related docs PR and add a docs maintainer as a reviewer.
Their approval is required.