[lyon][procyon] Remove procyon server

Related to polaris installation: Procyon is retired from the repositories so that it won't generate any errors or warning in supervision.

data/grid5000/sites/lyon/network_equipments/force10.json

@@ -270,9 +270,6 @@
         {
         },
         {
-          "kind": "server",
-          "snmp_name": "TenGigabitEthernet 0/50",
-          "uid": "procyon"
         },
         {
         },