chore(helm-chart): update chart ingress-nginx to 4.8.1

[homeopsbot[bot]]

This PR contains the following updates:

Package	Update	Change
ingress-nginx	patch	4.8.0 -> 4.8.1

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This PR has been generated by Renovate Bot.

[homeopsbot[bot]]

🦙 MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ REPOSITORY	git_diff	yes		no	0.02s

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