Rollback new routing functionality (#1805)

util/grpc/dialer.go

@@ -1,22 +0,0 @@
-package grpc
-
-import (
-	"context"
-	"net"
-
-	log "github.com/sirupsen/logrus"
-	"google.golang.org/grpc"
-
-	nbnet "github.com/netbirdio/netbird/util/net"
-)
-
-func WithCustomDialer() grpc.DialOption {
-	return grpc.WithContextDialer(func(ctx context.Context, addr string) (net.Conn, error) {
-		conn, err := nbnet.NewDialer().DialContext(ctx, "tcp", addr)
-		if err != nil {
-			log.Errorf("Failed to dial: %s", err)
-			return nil, err
-		}
-		return conn, nil
-	})
-}