EdgeFS failure domain and zoning provisioning support

[dyusupov]

Is this a bug report or feature request?

• Feature Request

What should the feature do:

EdgeFS supports flexible replication failure domain configuration. The default is host failure domain. This feature would enable the ability to select between host and zone. It has to be integrated with existing zoning labeling whenever possible, in automatic ways.

What is use case behind this feature:

Zoning is a crucial feature required when clusters operated at scale.

Environment: