Update list commands with better format flag description

including all the directives and a link to the documentation.

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

cli/command/config/ls.go

@@ -7,6 +7,7 @@ import (
 	"github.com/docker/cli/cli"
 	"github.com/docker/cli/cli/command"
 	"github.com/docker/cli/cli/command/formatter"
+	flagsHelper "github.com/docker/cli/cli/flags"
 	"github.com/docker/cli/opts"
 	"github.com/docker/docker/api/types"
 	"github.com/fvbommel/sortorder"
@@ -35,7 +36,7 @@ func newConfigListCommand(dockerCli command.Cli) *cobra.Command {
 
 	flags := cmd.Flags()
 	flags.BoolVarP(&listOpts.Quiet, "quiet", "q", false, "Only display IDs")
-	flags.StringVarP(&listOpts.Format, "format", "", "", "Pretty-print configs using a Go template")
+	flags.StringVarP(&listOpts.Format, "format", "", "", flagsHelper.FormatHelp)
 	flags.VarP(&listOpts.Filter, "filter", "f", "Filter output based on conditions provided")
 
 	return cmd