Automatic merge from submit-queue (batch tested with PRs 47162, 48444, 48445)

Introducing a cluster-scoped resource in the wardle.k8s.io group.

**What this PR does / why we need it**:
This PR adds a cluster-scoped resource to the wardle.k8s.io group.
The cluster scoped resource has a field that indicates Flunder.Names that are disallowed.
The resource is going to be used by an admission plugin.
The admission plugin will list the cluster-scope resources and check against banned names.

**Special notes for your reviewer**:
Issue: #47868

**Release note**:

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NONE
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