Fixes node disks configuration: volume deletion control

Closes-Bug: #1258481

Change-Id: I6c28e97a59b2e9455effc153d8164f4e1fc6a023
Network tab validation rework

Change-Id: Ida0c2a8ed2abb9aa3211a87d4470a302c1340800
Merge "Fixes node disks configuration: volume deletion control"
Use interfaces to searialization from db because in db
we always have lowercases interfaces mac addresses

Closes-Bug: #1258186
Change-Id: I1f3e20350901b838159e5d1158962d012135248e