vendor: update buildkit to master@ae9d0f5

Signed-off-by: Justin Chadwell <me@jedevc.com>

vendor/github.com/moby/buildkit/frontend/gateway/client/client.go

@@ -7,12 +7,21 @@ import (
 
 	"github.com/moby/buildkit/client/llb"
 	"github.com/moby/buildkit/solver/pb"
+	"github.com/moby/buildkit/solver/result"
 	"github.com/moby/buildkit/util/apicaps"
 	digest "github.com/opencontainers/go-digest"
 	ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
 	fstypes "github.com/tonistiigi/fsutil/types"
 )
 
+type Result = result.Result[Reference]
+
+type BuildFunc func(context.Context, Client) (*Result, error)
+
+func NewResult() *Result {
+	return &Result{}
+}
+
 type Client interface {
 	Solve(ctx context.Context, req SolveRequest) (*Result, error)
 	ResolveImageConfig(ctx context.Context, ref string, opt llb.ResolveImageConfigOpt) (digest.Digest, []byte, error)
@@ -82,6 +91,7 @@ type ContainerProcess interface {
 
 type Reference interface {
 	ToState() (llb.State, error)
+	Evaluate(ctx context.Context) error
 	ReadFile(ctx context.Context, req ReadRequest) ([]byte, error)
 	StatFile(ctx context.Context, req StatRequest) (*fstypes.Stat, error)
 	ReadDir(ctx context.Context, req ReadDirRequest) ([]*fstypes.Stat, error)