fix(kube-system): Remove accidentally added wrong flag

This flag is for the kubeapiserver, not the metrics-server

infrastructure/kube-system/metrics-server.yaml

@@ -30,7 +30,6 @@ spec:
       - --cert-dir=/ca
       - --kubelet-use-node-status-port
       - --metric-resolution=15s
-      - --enable-aggregator-routing=true
     rbac:
       pspEnabled: true
     podDisruptionBudget: