MismatchingStateError: mismatching_state: CSRF Warning! State not equal in request and response.

Sentry Issue: [DATASET-EDITOR-5](https://communitiesuk.sentry.io/issues/132884327/?referrer=github_integration)

```
MismatchingStateError: mismatching_state: CSRF Warning! State not equal in request and response.
(2 additional frame(s) were not displayed)
...
  File "application/blueprints/auth/views.py", line 22, in authorize
    token = oauth.github.authorize_access_token()
```