Revert chart name from `argo-cd` back to `argocd`
General MR
Summary
In the last renovate the chart name was changed from argocd to argo-cd by accident. This MR reverts that change to allow the OCI builds to pass and keep things the same throughout BB.
Relevant logs/screenshots
big-bang/bigbang!6051 (comment 3213278)
Linked Issue
Upgrade Notices
This reverts the chart name from argo-cd to argocd