Rename stingray- services to statistics-

infra/jobs/station/stingray.levant.nomad

@@ -59,7 +59,7 @@ job "statistics" {
     }
 
     service {
-        name = "stingray-[[ $af ]]-[[ $st ]]-zmq"
+        name = "statistics-[[ $af ]]-[[ $st ]]-zmq"
         port = 6001
         address_mode = "alloc"
 
@@ -72,7 +72,7 @@ job "statistics" {
     }
 
     service {
-        name = "stingray-[[ $af ]]-[[ $st ]]-udp"
+        name = "statistics-[[ $af ]]-[[ $st ]]-udp"
         port = 5001
         address_mode = "alloc"
     }