fix empty ProviderID in ali NodeGroupForNode

[daimaxiaxie]

What type of PR is this?

/kind bug

What this PR does / why we need it:

When there is a node without an ProviderID in the ali cluster, then block main loop.

Which issue(s) this PR fixes:

Fixes #6546

Special notes for your reviewer:

The problem occurs in ali cloudprovider.

Does this PR introduce a user-facing change?

NONE

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

[Shubham82]

cc @ringtail

[ringtail]

/lgtm

[k8s-ci-robot]

@ringtail: changing LGTM is restricted to collaborators

In response to this:

/lgtm

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[Shubham82]

/lgtm
(as the above comment didn't apply the label)

[daimaxiaxie]

rebase. Please @Shubham82 re-add LGTM label, thinks.

[Shubham82]

/lgtm

[mwielgus]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: daimaxiaxie, mwielgus

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[gjtempleton]

/area provider/alicloud

[k8s-ci-robot]

@gjtempleton: The label(s) area/provider/alicloud cannot be applied, because the repository doesn't have them.

In response to this:

/area provider/alicloud

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.