Fix broken link at design/cluster-api-provider-metal3/multi-tenancy_contract.md

[tuminoid]

Errors in design/cluster-api-provider-metal3/multi-tenancy_contract.md
[404] https://cluster-api.sigs.k8s.io/developer/architecture/controllers/multi-tenancy#contract | Network error: Not Found

Fix the link.

/triage accepted
/help
/good-first-issue

[metal3-io-bot]

@tuminoid:
This request has been marked as suitable for new contributors.

Please ensure the request meets the requirements listed here.

If this request no longer meets these requirements, the label can be removed
by commenting with the /remove-good-first-issue command.

In response to this:

Errors in design/cluster-api-provider-metal3/multi-tenancy_contract.md
[404] https://cluster-api.sigs.k8s.io/developer/architecture/controllers/multi-tenancy#contract | Network error: Not Found

Fix the link.

/triage accepted
/help
/good-first-issue

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

[tuminoid]

This was split from #528

[pratik-mahalle]

Hey @tuminoid, I saw some related pr, so I thinking of resolving all these in a pr. Will it be okay.

[tuminoid]

/assign @pratik-mahalle

Please go ahead. Fix one issue per PR. please.

[metal3-io-bot]

Issues go stale after 90d of inactivity.
Mark the issue as fresh with /remove-lifecycle stale.
Stale issues will close after an additional 30d of inactivity.

If this issue is safe to close now please do so with /close.

/lifecycle stale

[tuminoid]

/remove-lifecycle stale