feat: replace github.com/pkg/errors to errors

Signed-off-by: haoyun <yun.hao@daocloud.io>
Co-authored-by: zounengren <zouyee1989@gmail.com>

pkg/cri/server/container_stats_list_other.go

@@ -20,9 +20,10 @@
 package server
 
 import (
+	"fmt"
+
 	"github.com/containerd/containerd/api/types"
 	"github.com/containerd/containerd/errdefs"
-	"github.com/pkg/errors"
 	runtime "k8s.io/cri-api/pkg/apis/runtime/v1"
 
 	containerstore "github.com/containerd/containerd/pkg/cri/store/container"
@@ -33,5 +34,5 @@ func (c *criService) containerMetrics(
 	stats *types.Metric,
 ) (*runtime.ContainerStats, error) {
 	var cs runtime.ContainerStats
-	return &cs, errors.Wrap(errdefs.ErrNotImplemented, "container metrics")
+	return &cs, fmt.Errorf("container metrics: %w", errdefs.ErrNotImplemented)
 }