config/v1: Add AzureWorkloadIdentity to TechPreviewNoUpgrade

[abutcher]

This PR adds an "AzureWorkloadIdentity" feature to TechPreviewNoUpgrade.
Enhancement proposal: openshift/enhancements#1301

CCO-187

[openshift-ci]

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[abutcher]

This should be good to go -- please check the linked change to make sure our usage is correct.
/assign @JoelSpeed

[JoelSpeed]

This looks fine, we can iterate on the other parts and the usage, left a comment there
/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: abutcher, JoelSpeed

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