vendor: update buildkit to v0.19.0-rc1

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

tests/imagetools.go

@@ -5,7 +5,7 @@ import (
 	"os/exec"
 	"testing"
 
-	"github.com/containerd/containerd/images"
+	"github.com/containerd/containerd/v2/core/images"
 	"github.com/containerd/continuity/fs/fstest"
 	"github.com/containerd/platforms"
 	"github.com/moby/buildkit/util/testutil/integration"

tests/workers/backend.go

@@ -19,6 +19,10 @@ func (s *backend) Address() string {
 	return s.builder
 }
 
+func (s *backend) DebugAddress() string {
+	return ""
+}
+
 func (s *backend) DockerAddress() string {
 	return s.context
 }