Bump github.com/containers/psgo from 1.5.2 to 1.6.0

Bumps [github.com/containers/psgo](https://github.com/containers/psgo) from 1.5.2 to 1.6.0.
- [Release notes](https://github.com/containers/psgo/releases)
- [Commits](https://github.com/containers/psgo/compare/v1.5.2...v1.6.0)

---
updated-dependencies:
- dependency-name: github.com/containers/psgo
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

[NO TESTS NEEDED] since it's migrating to a new version.

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>

vendor/github.com/containers/psgo/internal/proc/ns.go

@@ -19,8 +19,6 @@ import (
 	"fmt"
 	"io"
 	"os"
-
-	"github.com/pkg/errors"
 )
 
 type IDMap struct {
@@ -51,7 +49,7 @@ func ParseUserNamespace(pid string) (string, error) {
 func ReadMappings(path string) ([]IDMap, error) {
 	file, err := os.Open(path)
 	if err != nil {
-		return nil, errors.Wrapf(err, "cannot open %s", path)
+		return nil, err
 	}
 	defer file.Close()
 
@@ -64,7 +62,7 @@ func ReadMappings(path string) ([]IDMap, error) {
 			if err == io.EOF {
 				return mappings, nil
 			}
-			return nil, errors.Wrapf(err, "cannot read line from %s", path)
+			return nil, fmt.Errorf("cannot read line from %s: %w", path, err)
 		}
 		if line == nil {
 			return mappings, nil
@@ -72,7 +70,7 @@ func ReadMappings(path string) ([]IDMap, error) {
 
 		containerID, hostID, size := 0, 0, 0
 		if _, err := fmt.Sscanf(string(line), "%d %d %d", &containerID, &hostID, &size); err != nil {
-			return nil, errors.Wrapf(err, "cannot parse %s", string(line))
+			return nil, fmt.Errorf("cannot parse %s: %w", string(line), err)
 		}
 		mappings = append(mappings, IDMap{ContainerID: containerID, HostID: hostID, Size: size})
 	}

vendor/github.com/containers/psgo/internal/proc/status.go

@@ -20,8 +20,6 @@ import (
 	"os"
 	"os/exec"
 	"strings"
-
-	"github.com/pkg/errors"
 )
 
 // Status is a direct translation of a `/proc/[pid]/status`, which provides much
@@ -251,12 +249,12 @@ func parseStatus(pid string, lines []string) (*Status, error) {
 			s.TracerPid = fields[1]
 		case "Uid:":
 			if len(fields) != 5 {
-				return nil, errors.Wrap(errUnexpectedInput, line)
+				return nil, fmt.Errorf(line+": %w", errUnexpectedInput)
 			}
 			s.Uids = []string{fields[1], fields[2], fields[3], fields[4]}
 		case "Gid:":
 			if len(fields) != 5 {
-				return nil, errors.Wrap(errUnexpectedInput, line)
+				return nil, fmt.Errorf(line+": %w", errUnexpectedInput)
 			}
 			s.Gids = []string{fields[1], fields[2], fields[3], fields[4]}
 		case "FDSize:":

vendor/github.com/containers/psgo/internal/process/process.go

@@ -15,6 +15,8 @@
 package process
 
 import (
+	"errors"
+	"fmt"
 	"os"
 	"strconv"
 	"time"
@@ -22,7 +24,6 @@ import (
 	"github.com/containers/psgo/internal/host"
 	"github.com/containers/psgo/internal/proc"
 	"github.com/opencontainers/runc/libcontainer/user"
-	"github.com/pkg/errors"
 )
 
 // Process includes process-related from the /proc FS.
@@ -50,7 +51,7 @@ type Process struct {
 func LookupGID(gid string) (string, error) {
 	gidNum, err := strconv.Atoi(gid)
 	if err != nil {
-		return "", errors.Wrap(err, "error parsing group ID")
+		return "", fmt.Errorf("error parsing group ID: %w", err)
 	}
 	g, err := user.LookupGid(gidNum)
 	if err != nil {
@@ -64,7 +65,7 @@ func LookupGID(gid string) (string, error) {
 func LookupUID(uid string) (string, error) {
 	uidNum, err := strconv.Atoi(uid)
 	if err != nil {
-		return "", errors.Wrap(err, "error parsing user ID")
+		return "", fmt.Errorf("error parsing user ID: %w", err)
 	}
 	u, err := user.LookupUid(uidNum)
 	if err != nil {
@@ -107,7 +108,7 @@ func FromPIDs(pids []string, joinUserNS bool) ([]*Process, error) {
 	for _, pid := range pids {
 		p, err := New(pid, joinUserNS)
 		if err != nil {
-			if os.IsNotExist(errors.Cause(err)) {
+			if errors.Is(err, os.ErrNotExist) {
 				// proc parsing is racy
 				// Let's ignore "does not exist" errors
 				continue