build: go 1.24

We were running behind and there were quite some deprecations to update.
This was mostly in the upstream copy/pasta package but seems quite
minimal.

pkg/upstream/convert/compose_test.go

@@ -4,7 +4,6 @@ import (
 	"testing"
 
 	composetypes "github.com/docker/cli/cli/compose/types"
-	"github.com/docker/docker/api/types"
 	"github.com/docker/docker/api/types/network"
 	"gotest.tools/v3/assert"
 	is "gotest.tools/v3/assert/cmp"
@@ -67,7 +66,7 @@ func TestNetworks(t *testing.T) {
 			Name: "othername",
 		},
 	}
-	expected := map[string]types.NetworkCreate{
+	expected := map[string]network.CreateOptions{
 		"foo_default": {
 			Labels: map[string]string{
 				LabelNamespace: "foo",