fix make test failure of missing sha256 package

thehajime · thehajime · commit f4741fb8c5c2 · 2020-09-10T18:50:49.000+09:00
Fixes: c50ff69 ("refactor(native): separate init from implementation") Signed-off-by: Hajime Tazaki <thehajime@gmail.com>
diff --git a/metadata/leases_test.go b/metadata/leases_test.go
@@ -17,6 +17,7 @@
 package metadata
 
 import (
+	_ "crypto/sha256"
 	"testing"
 
 	"github.com/containerd/containerd/errdefs"
