fix minor spelling mistake: lablel -> label
@@ -36,7 +36,7 @@ import (
"github.com/sirupsen/logrus"
)
-// upperdirKey is a key of an optional lablel to each snapshot.
+// upperdirKey is a key of an optional label to each snapshot.
// This optional label of a snapshot contains the location of "upperdir" where
// the change set between this snapshot and its parent is stored.
const upperdirKey = "containerd.io/snapshot/overlay.upperdir"
