fix(ci): drop stale fr-par-2 zone pin from nodeSelectors

The reanimated template inherited topology.kubernetes.io/zone=fr-par-2 from
the old ci-compile-cpu pool, but all  nodes (and every fxhnt workload)
are in fr-par-1 -> pods were Unschedulable. pool-name=large alone is correct.

infra/argo/fxhnt-cockpit-workflowtemplate.yaml

@@ -42,7 +42,7 @@ spec:
     - name: decide-mode
       metadata:
         labels: { app.kubernetes.io/part-of: argo-workflows }
-      nodeSelector: { k8s.scaleway.com/pool-name: large, topology.kubernetes.io/zone: fr-par-2 }
+      nodeSelector: { k8s.scaleway.com/pool-name: large }
       tolerations: [{ effect: NoSchedule, key: node.cilium.io/agent-not-ready, operator: Exists }]
       outputs:
         parameters:
@@ -97,7 +97,7 @@ spec:
     - name: kaniko-build
       metadata:
         labels: { app.kubernetes.io/part-of: argo-workflows }   # MinIO ingress allows part-of in {foxhunt,foxhunt-ci,argo-workflows} → log archival works. NOT 'foxhunt' (that adds argo-base-egress which blocks registry:5000/git:2222).
-      nodeSelector: { k8s.scaleway.com/pool-name: large, topology.kubernetes.io/zone: fr-par-2 }
+      nodeSelector: { k8s.scaleway.com/pool-name: large }
       tolerations: [{ effect: NoSchedule, key: node.cilium.io/agent-not-ready, operator: Exists }]
       initContainers:
         - name: git-clone
@@ -152,7 +152,7 @@ spec:
     - name: kubectl-deploy
       metadata:
         labels: { app.kubernetes.io/part-of: argo-workflows }   # MinIO ingress allow → log archival works (see kaniko-build note)
-      nodeSelector: { k8s.scaleway.com/pool-name: large, topology.kubernetes.io/zone: fr-par-2 }
+      nodeSelector: { k8s.scaleway.com/pool-name: large }
       serviceAccountName: argo-workflow
       initContainers:
         - name: git-clone