feat(helm): update chart metallb to 4.5.1 (#897)

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This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [metallb](https://bitnami.com)
([source](https://togithub.com/bitnami/charts)) | minor | `4.1.23` ->
`4.5.1` |

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cluster/apps/networking/metallb/helm-release.yaml

@@ -9,7 +9,7 @@ spec:
   chart:
     spec:
       chart: metallb
-      version: 4.1.23
+      version: 4.5.1
       sourceRef:
         kind: HelmRepository
         name: bitnami