Fix it this way then

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

apps-kustomized/argocd/argocd-cm.yaml

@@ -1,8 +0,0 @@
-apiVersion: v1
-kind: ConfigMap
-metadata:
-  labels:
-    app.kubernetes.io/part-of: argocd
-  name: argocd-cm
-data:
-  kustomize.buildOptions: --enable-helm

apps-kustomized/argocd/kustomization.yaml

@@ -5,7 +5,6 @@ resources:
 - github.com/argoproj/argo-cd//manifests/cluster-install
 
 patchesStrategicMerge:
-- argocd-cm.yaml
 - service.yaml
 
 patches:
@@ -13,6 +12,7 @@ patches:
       - op: add
         path: /data
         value:
+          kustomize.buildOptions: --enable-helm
           resource.exclusions: |
             - apiGroups:
                 - cilium.io