8.0.0-rc.6 (#1419)

## 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.

Author: nicknisi

package-lock.json

@@ -1,5 +1,5 @@
 {
-  "version": "8.0.0-rc.5",
+  "version": "8.0.0-rc.6",
   "name": "@workos-inc/node",
   "author": "WorkOS",
   "description": "A Node wrapper for the WorkOS API",

package.json

@@ -43,7 +43,7 @@ import { ParseError } from './common/exceptions/parse-error';
 import { getEnv } from './common/utils/env';
 import { getRuntimeInfo } from './common/utils/runtime-info';
 
-const VERSION = '8.0.0-rc.5';
+const VERSION = '8.0.0-rc.6';
 
 const DEFAULT_HOSTNAME = 'api.workos.com';