fix(deps): update github.com/openshift/library-go digest to c91dd97

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
github.com/openshift/library-go	require	digest	405c343 -> c91dd97

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[openshift-ci]

Hi @renovate[bot]. Thanks for your PR.

I'm waiting for a ComplianceAsCode member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[rhmdnd]

/lgtm

[openshift-ci]

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