Switch from bitnami to official chart

Signed-off-by: Martyn Ranyard <m@rtyn.berlin>

apps-kustomized/external-dns/deploy.yaml

@@ -0,0 +1,12 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: external-dns
+spec:
+  template:
+    spec:
+      containers:
+      - name: external-dns
+        envFrom:
+          - secretRef:
+              name: dnsimple-auth

apps-kustomized/external-dns/kustomization.yaml

@@ -3,14 +3,18 @@ kind: Kustomization
 
 helmCharts:      
 - name: external-dns
-  repo: oci://registry-1.docker.io/bitnamicharts
-  version: 8.7.7
+  repo: https://kubernetes-sigs.github.io/external-dns
+  version: 1.15.0
   releaseName: external-dns
   namespace: external-dns
   valuesInline:
-    provider: dnsimple
+    provider: 
+      name: dnsimple
     txtPrefix: armnleg
-    sources: [service,ingress]
-    extraEnvVarsSecret: dnsimple-auth
     image:
       tag: 0.14.0-debian-11-r1
+patches:
+- path: deploy.yaml
+  target:
+    kind: Deployment
+    name: external-dns