storj: performance improvement for large file uploads

storj.io/uplink v1.11.0 comes with an improved logic for uploading large
files where file segments are uploaded concurrently instead of serially.
This allows to fully utilize the network connection during the entire
upload process.

This change enable the new upload logic.

backend/storj/fs.go

@@ -24,6 +24,7 @@ import (
 
 	"storj.io/uplink"
 	"storj.io/uplink/edge"
+	"storj.io/uplink/private/testuplink"
 )
 
 const (
@@ -276,6 +277,8 @@ func (f *Fs) connect(ctx context.Context) (project *uplink.Project, err error) {
 		UserAgent: "rclone",
 	}
 
+	ctx = testuplink.WithConcurrentSegmentUploadsDefaultConfig(ctx)
+
 	project, err = cfg.OpenProject(ctx, f.access)
 	if err != nil {
 		return nil, fmt.Errorf("storj: project: %w", err)