disk: fix false warning about udevadm

[huww98]

What type of PR is this?

/kind bug

What this PR does / why we need it:

fix false warning:

GetNvmeDeviceByVolumeID: udevadm did not know serial number for nvme4n1

Which issue(s) this PR fixes:

Fixes: a4afaa44f77

Special notes for your reviewer:

Does this PR introduce a user-facing change?

NONE

Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.:

[k8s-ci-robot]

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[mowangdk]

Should this pr be closed?

[huww98]

Even after #940 gets merged, ENS driver is still using this.