Fixing CDN tests after plugin-registry update on production

[ibuziuk]

Signed-off-by: Ilya Buziuk ibuziuk@redhat.com

What does this PR do?

Fixing CDN tests after plugin-registry update on production
NOTE: should be merged after openshiftio/saas-openshiftio#1330

What issues does this PR fix or reference?

N/A

How have you tested this PR?

CI

[centos-ci]

@ibuziuk PR check [build 1809] failed.

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[ibuziuk]

[test]

[centos-ci]

@ibuziuk RH-Che [build 1810] has been successfully deployed and tested.

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