Remove deprecation warning about backend.auth.keys

[04kash]

Description

Fixed default configuration to remove deprecation warning about backend.auth.keys by replacing it with https://github.com/backstage/backstage/blob/master/beps/0007-auth-external-services/README.md#the-legacy-access-type

Which issue(s) does this PR fix or relate to

Fixes: https://issues.redhat.com/browse/RHIDP-2716

PR acceptance criteria

• Tests
• Documentation
• If the bundle manifests have been updated, make sure to review the rhdh-operator.csv.yaml file accordingly

How to test changes / Special notes to the reviewer

[github-actions]

⚠️ Files changed in bundle generation!

Those changes to the operator bundle manifests should have been pushed automatically to your PR branch.
You might also need to manually update the .rhdh/bundle/manifests/rhdh-operator.csv.yaml CSV file accordingly.

[github-actions]

PR images are available:

1. https://quay.io/janus-idp/operator:0.3.0-pr-390-4a8763f
2. https://quay.io/janus-idp/operator-bundle:0.3.0-pr-390-4a8763f
3. https://quay.io/janus-idp/operator-catalog:0.3.0-pr-390-4a8763f

[rm3l]

Planned for 1.2.2. See https://issues.redhat.com/browse/RHIDP-2716?focusedId=25057410&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-25057410

[openshift-cherrypick-robot]

@rm3l: once the present PR merges, I will cherry-pick it on top of 1.2.x in a new PR and assign it to you.

In response to this:

/cherry-pick 1.2.x

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

[github-actions]

⚠️ Files changed in bundle generation!

Those changes to the operator bundle manifests should have been pushed automatically to your PR branch.
You might also need to manually update the .rhdh/bundle/manifests/rhdh-operator.csv.yaml CSV file accordingly.

[github-actions]

PR images are available:

1. https://quay.io/janus-idp/operator:0.3.0-pr-390-e94cc84
2. https://quay.io/janus-idp/operator-bundle:0.3.0-pr-390-e94cc84
3. https://quay.io/janus-idp/operator-catalog:0.3.0-pr-390-e94cc84

[rm3l]

Works fine - thanks @04kash !! For the reasons mentioned in https://issues.redhat.com/browse/RHIDP-2716?focusedId=25057410&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-25057410, this PR will not be cherry-picked to 1.2.x.

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: rm3l

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[rm3l]

/override "PR Publish"
/override "PR Validate"

Those jobs passed successfully, but for some reason, the status check was not reflected in the PR.

• https://github.com/janus-idp/operator/actions/runs/9762779463
• https://github.com/janus-idp/operator/actions/runs/9762779683

[openshift-ci]

@rm3l: Overrode contexts on behalf of rm3l: PR Publish, PR Validate

In response to this:

/override "PR Publish"
/override "PR Validate"

Those jobs passed successfully, but for some reason, the status check was not reflected in the PR.

• https://github.com/janus-idp/operator/actions/runs/9762779463
• https://github.com/janus-idp/operator/actions/runs/9762779683

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.