vendor: update buildkit to v0.8

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

vendor/github.com/Microsoft/hcsshim/internal/hcs/service.go

@@ -0,0 +1,49 @@
+package hcs
+
+import (
+	"context"
+	"encoding/json"
+
+	hcsschema "github.com/Microsoft/hcsshim/internal/schema2"
+	"github.com/Microsoft/hcsshim/internal/vmcompute"
+)
+
+// GetServiceProperties returns properties of the host compute service.
+func GetServiceProperties(ctx context.Context, q hcsschema.PropertyQuery) (*hcsschema.ServiceProperties, error) {
+	operation := "hcsshim::GetServiceProperties"
+
+	queryb, err := json.Marshal(q)
+	if err != nil {
+		return nil, err
+	}
+	propertiesJSON, resultJSON, err := vmcompute.HcsGetServiceProperties(ctx, string(queryb))
+	events := processHcsResult(ctx, resultJSON)
+	if err != nil {
+		return nil, &HcsError{Op: operation, Err: err, Events: events}
+	}
+
+	if propertiesJSON == "" {
+		return nil, ErrUnexpectedValue
+	}
+	properties := &hcsschema.ServiceProperties{}
+	if err := json.Unmarshal([]byte(propertiesJSON), properties); err != nil {
+		return nil, err
+	}
+	return properties, nil
+}
+
+// ModifyServiceSettings modifies settings of the host compute service.
+func ModifyServiceSettings(ctx context.Context, settings hcsschema.ModificationRequest) error {
+	operation := "hcsshim::ModifyServiceSettings"
+
+	settingsJSON, err := json.Marshal(settings)
+	if err != nil {
+		return err
+	}
+	resultJSON, err := vmcompute.HcsModifyServiceSettings(ctx, string(settingsJSON))
+	events := processHcsResult(ctx, resultJSON)
+	if err != nil {
+		return &HcsError{Op: operation, Err: err, Events: events}
+	}
+	return nil
+}

vendor/github.com/Microsoft/hcsshim/internal/hcs/system.go

@@ -28,8 +28,7 @@ type System struct {
 	waitBlock      chan struct{}
 	waitError      error
 	exitError      error
-
-	os, typ string
+	os, typ        string
 }
 
 func newSystem(id string) *System {