fix: remove usage of deprecated Type attribute of resolver.Address

The type attribute has been removed in more recent versions of gRPC. The usage here is not required and the may be removed.

See: grpc/grpc-go#6451

builder.go

@@ -232,7 +232,6 @@ func (k *kResolver) makeAddresses(e Endpoints) ([]resolver.Address, string) {
 
 		for _, address := range subset.Addresses {
 			newAddrs = append(newAddrs, resolver.Address{
-				Type:       resolver.Backend,
 				Addr:       net.JoinHostPort(address.IP, port),
 				ServerName: fmt.Sprintf("%s.%s", k.target.serviceName, k.target.serviceNamespace),
 				Metadata:   nil,

builder_test.go

@@ -41,7 +41,6 @@ func (fc *fakeConn) NewAddress(addresses []resolver.Address) {
 		fc.found = append(fc.found, a.Addr)
 		fmt.Printf("%d, address: %s\n", i, a.Addr)
 		fmt.Printf("%d, servername: %s\n", i, a.ServerName)
-		fmt.Printf("%d, type: %+v\n", i, a.Type)
 	}
 	fc.cmp <- struct{}{}
 }
@@ -63,9 +62,9 @@ func TestBuilder(t *testing.T) {
 	if len(fc.found) == 0 {
 		t.Fatal("could not found endpoints")
 	}
-// 	fmt.Printf("ResolveNow \n")
-// 	rs.ResolveNow(resolver.ResolveNowOptions{})
-// 	<-fc.cmp
+	// 	fmt.Printf("ResolveNow \n")
+	// 	rs.ResolveNow(resolver.ResolveNowOptions{})
+	// 	<-fc.cmp
 
 }