Keep node features

[alekseysen]

When uninstalling network-operator, keep labels added by node-feature-discovery.

This is done by adding cleanupLabels value to node-feature-discover chart

Note:
The name of value probably needs to be improved

[coveralls]

Pull Request Test Coverage Report for Build 13664888453

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 11 unchanged lines in 2 files lost coverage.
• Overall coverage decreased (-0.2%) to 59.91%

---

Files with Coverage Reduction	New Missed Lines	%
pkg/state/state_ipoib_network.go	4	75.24%
controllers/ipoibnetwork_controller.go	7	77.38%

Totals
Change from base Build 13652164741:	-0.2%
Covered Lines:	3340
Relevant Lines:	5575

---

💛 - Coveralls