vendor: update docker/cli to 8667ccd

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

vendor/github.com/docker/cli/opts/opts.go

@@ -321,17 +321,6 @@ func ValidateSysctl(val string) (string, error) {
 	return "", fmt.Errorf("sysctl '%s' is not whitelisted", val)
 }
 
-// ValidateProgressOutput errors out if an invalid value is passed to --progress
-func ValidateProgressOutput(val string) error {
-	valid := []string{"auto", "plain", "tty"}
-	for _, s := range valid {
-		if s == val {
-			return nil
-		}
-	}
-	return fmt.Errorf("invalid value %q passed to --progress, valid values are: %s", val, strings.Join(valid, ", "))
-}
-
 // FilterOpt is a flag type for validating filters
 type FilterOpt struct {
 	filter filters.Args