cli/command/config: RunConfigRemove: use errors.Join

Use stdlib multi-errors instead of creating our own

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Author: thaJeztah

cli/command/config/remove.go

@@ -2,12 +2,11 @@ package config
 
 import (
 	"context"
+	"errors"
 	"fmt"
-	"strings"
 
 	"github.com/docker/cli/cli"
 	"github.com/docker/cli/cli/command"
-	"github.com/pkg/errors"
 	"github.com/spf13/cobra"
 )
 
@@ -35,23 +34,17 @@ func newConfigRemoveCommand(dockerCli command.Cli) *cobra.Command {
 }
 
 // RunConfigRemove removes the given Swarm configs.
-func RunConfigRemove(ctx context.Context, dockerCli command.Cli, opts RemoveOptions) error {
-	client := dockerCli.Client()
-
-	var errs []string
+func RunConfigRemove(ctx context.Context, dockerCLI command.Cli, opts RemoveOptions) error {
+	apiClient := dockerCLI.Client()
 
+	var errs []error
 	for _, name := range opts.Names {
-		if err := client.ConfigRemove(ctx, name); err != nil {
-			errs = append(errs, err.Error())
+		if err := apiClient.ConfigRemove(ctx, name); err != nil {
+			errs = append(errs, err)
 			continue
 		}
-
-		fmt.Fprintln(dockerCli.Out(), name)
-	}
-
-	if len(errs) > 0 {
-		return errors.Errorf("%s", strings.Join(errs, "\n"))
+		_, _ = fmt.Fprintln(dockerCLI.Out(), name)
 	}
 
-	return nil
+	return errors.Join(errs...)
 }