Treat azure devops redirect response as unauthorized error

[vinokurig]

What does this PR do?

Handle the 302 redirect response in the azure devops api client and throw unauthorized exception, so the dashboard can handle it properly. Also add 401 unauthorized and 403 forbidden to the unauthorized case.

Screenshot/screencast of this PR

What issues does this PR fix or reference?

https://issues.redhat.com/browse/CRW-7941

How to test this PR?

1. Deploy che with the pull request image: quay.io/eclipse/che-server:pr-755.
2. Setup Azure Devops oauth.
3. Start a workspace from an Azure repository with a devfile, consent the authentication request.
4. See: Azure devops token is added to the user preferences tokens page.
5. Go to openshift console -> user namespace and edith the personal access token secret token, so it would become invalid.
6. Go to the dashboard user preferences page and see: the Azure Devops token is removed.

PR Checklist

As the author of this Pull Request I made sure that:

• The Eclipse Contributor Agreement is valid
• Code produced is complete
• Code builds without errors
• Tests are covering the bugfix
• The repository devfile is up to date and works
• Sections What issues does this PR fix or reference and How to test this PR completed
• Relevant user documentation updated
• Relevant contributing documentation updated
• CI/CD changes implemented, documented and communicated

Release Notes

Reviewers

Reviewers, please comment how you tested the PR when approving it.

[vinokurig]

/retest

[vinokurig]

/retest

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: tolusha, vinokurig

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[openshift-ci]

New changes are detected. LGTM label has been removed.

[vinokurig]

/retest