Device Management: OmniSwitch features

[NSPF-247847] OMNI Node Backup & Restore

Release introduced: 26.4

As part of this feature, users will be able to execute node backup and restore operations for OmniSwitch devices from Device Management in the NSP UI.

Note, however, that the option in the Backup list to "Compare with current NE config" is not supported for OmniSwitch nodes.