fix(helm): update chart kyverno to 2.7.4

[ghost]

This PR contains the following updates:

Package	Update	Change
kyverno (source)	patch	2.7.3 -> 2.7.4

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Renovate Bot.

[ghost]

Helm Release: kubernetes/apps/kyverno/kyverno/app/helmrelease.yaml

spec.template.spec.containers.controller.image  (Deployment/default/kyverno-cleanup-controller)
  ± value change
    - ghcr.io/kyverno/cleanup-controller:v1.9.3
    + ghcr.io/kyverno/cleanup-controller:v1.9.4

spec.template.spec.initContainers.kyverno-pre.image  (Deployment/default/kyverno)
  ± value change
    - ghcr.io/kyverno/kyvernopre:v1.9.3
    + ghcr.io/kyverno/kyvernopre:v1.9.4

spec.template.spec.containers.kyverno.image  (Deployment/default/kyverno)
  ± value change
    - ghcr.io/kyverno/kyverno:v1.9.3
    + ghcr.io/kyverno/kyverno:v1.9.4