Revert "Upgrading metallb"

This reverts commit 4393fb4ea5.

bootstrap/helmrepositories/helmrepository-bitnami.yaml

@@ -2,8 +2,8 @@
 apiVersion: source.toolkit.fluxcd.io/v1beta1
 kind: HelmRepository
 metadata:
-  name: bitnami
+  name: metallb
   namespace: flux-system
 spec:
   interval: 15m
-  url: https://charts.bitnami.com/bitnami
+  url: https://metallb.github.io/metallb

metallb-system/helmrelease-metallb.yaml

@@ -7,10 +7,10 @@ spec:
   chart:
     spec:
       chart: metallb
-      version: 2.x
+      version: 0.11.0
       sourceRef:
         kind: HelmRepository
-        name: bitnami
+        name: metallb
         namespace: flux-system
   interval: 15m
   timeout: 5m