[BACKPORT][v1.5.5][BUG] Volume cannot attach because of the leftover non-empty volume.status.PendingNodeID after upgrading Longhorn

[github-actions]

backport #7994

[longhorn-io-github-bot]

Pre Ready-For-Testing Checklist

• Where is the reproduce steps/test steps documented?
  The reproduce steps/test steps are at: See base issue [BUG] Volume cannot attach because of the leftover non-empty volume.status.PendingNodeID after upgrading Longhorn #7994.

• Is there a workaround for the issue? If so, where is it documented?
  The workaround is at:

• Does the PR include the explanation for the fix or the feature?

• Does the PR include deployment change (YAML/Chart)? If so, where are the PRs for both YAML file and Chart?
  The PR for the YAML change is at:
  The PR for the chart change is at:

• Have the backend code been merged (Manager, Engine, Instance Manager, BackupStore etc) (including backport-needed/*)?
  The PR is at

• Which areas/issues this PR might have potential impacts on?
  Area
  Issues

[roger-ryao]

Verified on v1.5.x-head 20240326

• longhorn v1.5.x-head 3df6f3b
• longhorn-manager v1.5.x-head https://github.com/longhorn//longhorn-manager/commit/e9d4aeadb8a6e130f5bde01794bc59362fe2744a

The test steps

#7994 (comment)

Result Passed

1. After upgrading from v1.4.4 to v1.5.x-head, the volume can be attached successfully, and the data is consistent.