Add ssh private key to CLI (#2265)

internal/credential/static/ssh_private_key_credential.go

@@ -42,7 +42,7 @@ func NewSshPrivateKeyCredential(
 		case err.Error() == (&ssh.PassphraseMissingError{}).Error():
 			// This is okay, if it's brokered and the client can use it, no worries
 		default:
-			return nil, errors.Wrap(ctx, err, op)
+			return nil, errors.Wrap(ctx, err, op, errors.WithCode(errors.InvalidParameter))
 		}
 	}