Description of problem:

A warning appears in the console when OIDC is set up:

DEPRECATION WARNING: Authentication providers require a configApi instance to configure the authentication flow. Please provide one to the authentication provider constructor.

Prerequisites (if any, like setup, operators/versions):

Steps to Reproduce

1. Configure Keycloak OIDC
2. Launch RHDH
3. The warning should appear in the browser console

Actual results:

 Warning

Expected results:

 ** No Warning

Reproducibility (Always/Intermittent/Only Once):

Always.  This has been happening for a while now, just haven't had time to report it.

Build Details:
RHDH Version: 1.2.0
Backstage Version: 1.26.5
Upstream: janus-idp/backstage-showcase 1.2.x @ b076eacf
Midstream: gitlab.cee.redhat.com/rhidp/rhdh rhdh-1.2-rhel-9 @ f968ffb1
Build Time: 2024-06-06T03:38:25Z

Additional info (Such as Logs, Screenshots, etc):

This error is coming from the DefaultAuthConnector. It looks like we are not passing in the configAPI obj in the OIDC implementation