[release-1.25] fix: get vmss name and resource group from vm ID if the provider ID o…

[nilo19]

…f the node is empty

What type of PR is this?

/kind bug

What this PR does / why we need it:

When a new node is just joining the cluster, the providerID can be empty. In this case, we will skip the VMSS in ensureVMSSInPool. This PR fixes this by using the VM ID instead.

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?

fix: get vmss name and resource group from vm ID if the provider ID of the node is empty

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

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: nilo19

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• OWNERS [nilo19]

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[coveralls]

Coverage increased (+0.02%) to 80.375% when pulling 6c8f4ec on nilo19:fix/empty-provider-id-1.25 into d2f9c2f on kubernetes-sigs:release-1.25.

[feiskyer]

/lgtm