[NET-493] - Additional data fields to send to account management (#2583)

* Send relays and internet gws count to amb

* Unify usage funcs in logic pkg

* Fix ee build

* Revert "Unify usage funcs in logic pkg"

This reverts commit 28afc91f7e.

* Add more resource metrics on getUsage handler

* Use pro module's function to get server usage on lic val

* Move GetRelays to pro package

logic/relay.go

@@ -5,6 +5,10 @@ import (
 	"net"
 )
 
+var GetRelays = func() ([]models.Node, error) {
+	return []models.Node{}, nil
+}
+
 var RelayedAllowedIPs = func(peer, node *models.Node) []net.IPNet {
 	return []net.IPNet{}
 }