Feature Request: Automatic un-sealing with Microsoft Windows Failover Cluster

[KnicKnic]

Is your feature request related to a problem? Please describe.
Would like to implement the ability to auto unseal against a Microsoft Windows Failover Cluster

Describe the solution you'd like
When running vault in Failover Cluster, would like to be able to auto unseal the database regardless of the node that it is running on.

Additional context
PR will follow. Leveraging https://docs.microsoft.com/en-us/windows/win32/api/resapi/nf-resapi-clusterencrypt apis.