feat(container): update image ghcr.io/fluxcd/flux-manifests to v2.2.1 (…

…#3845)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| ghcr.io/fluxcd/flux-manifests | minor | `v2.1.2` -> `v2.2.1` |

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kubernetes/kyak/flux/config/flux.yaml

@@ -9,7 +9,7 @@ spec:
   interval: 10m
   url: oci://ghcr.io/fluxcd/flux-manifests
   ref:
-    tag: v2.1.2
+    tag: v2.2.1
 ---
 # yaml-language-server: $schema=https://kubernetes-schemas.devbu.io/kustomize.toolkit.fluxcd.io/kustomization_v1.json
 apiVersion: kustomize.toolkit.fluxcd.io/v1