chore(pipeline): Remove use for our three helm mirrors

template/stacks/otc/ingress-nginx.yaml

@@ -18,9 +18,9 @@ spec:
     name: in-cluster
     namespace: ingress-nginx
   sources:
-    - repoURL: https://{{{ .Env.CLIENT_REPO_DOMAIN }}}/DevFW-CICD/ingress-nginx-helm.git
+    - repoURL: https://github.com/kubernetes/ingress-nginx.git
       path: charts/ingress-nginx
-      targetRevision: helm-chart-4.12.1-depends
+      targetRevision: helm-chart-4.12.1
       helm:
         valueFiles:
           - $values/{{{ .Env.CLIENT_REPO_ID }}}/{{{ .Env.DOMAIN }}}/stacks/otc/ingress-nginx/values.yaml