chore(deps): update helm release argo-cd to v7 (#1002)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

manifests/modules/automation/gitops/argocd/.workshop/terraform/vars.tf

@@ -38,5 +38,5 @@ variable "argocd_chart_version" {
   description = "The chart version of argocd to use"
   type        = string
   # renovate-helm: depName=argo-cd registryUrl=https://argoproj.github.io/argo-helm
-  default = "5.55.0"
+  default = "7.4.2"
 }