Avoid using iface.Name from spec during configuration.

[ykulazhenkov]

This ensures proper handling when the interface name changed for some reason.

[github-actions[bot]]

Thanks for your PR, To run vendors CIs, Maintainers can use one of:

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  To skip the vendors CIs, Maintainers can use one of:

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[coveralls]

Pull Request Test Coverage Report for Build 11937142059

Details

• 20 of 23 (86.96%) changed or added relevant lines in 1 file are covered.
• 6 unchanged lines in 2 files lost coverage.
• Overall coverage decreased (-0.04%) to 46.985%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
pkg/host/internal/sriov/sriov.go	20	23	86.96%
<!--	Total:	20	23	86.96%	-->

Files with Coverage Reduction	New Missed Lines	%
controllers/helper.go	1	69.6%
controllers/generic_network_controller.go	5	74.38%
<!--	Total:	6		-->

Totals
Change from base Build 11931554664:	-0.04%
Covered Lines:	7099
Relevant Lines:	15109

---

💛 - Coveralls