[#189] sdk/netmap: Get rid of the use of v2 types in the placement code

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>

pkg/netmap/node_info_test.go

@@ -7,19 +7,6 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func TestNode_NetworkAddress(t *testing.T) {
-	addr := "127.0.0.1:8080"
-
-	nV2 := new(netmap.NodeInfo)
-	nV2.SetAddress(addr)
-
-	n := Node{
-		InfoV2: nV2,
-	}
-
-	require.Equal(t, addr, n.NetworkAddress())
-}
-
 func TestNodeStateFromV2(t *testing.T) {
 	for _, item := range []struct {
 		s   NodeState