Update go.mod and vendor

vendor/github.com/moby/buildkit/client/graph.go

@@ -1,46 +0,0 @@
-package client
-
-import (
-	"time"
-
-	digest "github.com/opencontainers/go-digest"
-)
-
-type Vertex struct {
-	Digest    digest.Digest
-	Inputs    []digest.Digest
-	Name      string
-	Started   *time.Time
-	Completed *time.Time
-	Cached    bool
-	Error     string
-}
-
-type VertexStatus struct {
-	ID        string
-	Vertex    digest.Digest
-	Name      string
-	Total     int64
-	Current   int64
-	Timestamp time.Time
-	Started   *time.Time
-	Completed *time.Time
-}
-
-type VertexLog struct {
-	Vertex    digest.Digest
-	Stream    int
-	Data      []byte
-	Timestamp time.Time
-}
-
-type SolveStatus struct {
-	Vertexes []*Vertex
-	Statuses []*VertexStatus
-	Logs     []*VertexLog
-}
-
-type SolveResponse struct {
-	// ExporterResponse is also used for CacheExporter
-	ExporterResponse map[string]string
-}