Manually setting `ARGOCD_CONTROLLER_REPLICAS` fails helm chart

[ruben-janssens]

Describe the bug

When manually setting the replicas in the environment variable ARGOCD_CONTROLLER_REPLICAS the sync using argo cd fails with the following error:

one or more objects failed to apply, reason: failed to create typed patch object (devops/argo-cd-argocd-application-controller; apps/v1, Kind=StatefulSet): .spec.template.spec.containers[name="application-controller"].env: duplicate entries for key [name="ARGOCD_CONTROLLER_REPLICAS"]

Related helm chart

argo-cd

Helm chart version

9.4.2

To Reproduce

1. Install agocd helm chart
2. Let argocd manage itself using an Application
3. Scale the application controller to 2 or more instances by setting replicas to 2 and the environment variable ARGOCD_CONTROLLER_REPLICAS to 2

Expected behavior

ARGOCD_CONTROLLER_REPLICAS is set in the values and deploys successfully.

Screenshots

No response

Additional context

No response