[frontend-base, authn] Paragon 23 support

### Description

Add Paragon 23 support to the Authn frontend-base branch.

Depends on https://github.com/openedx/frontend-base/pull/111 and https://github.com/openedx/frontend-base/pull/115.

### PRs

- https://github.com/openedx/frontend-app-authn/pull/1611