scripts/metadata.pl: do not emit ARCH selection for a target if it has subtargets

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 45112

scripts/metadata.pl

@@ -205,11 +205,11 @@ EOF
 		grep { /broken/ } @{$target->{features}} and $confstr .= "\tdepends on BROKEN\n";
 	} else {
 		$confstr .= $features;
-	}
-
 		if ($target->{arch} =~ /\w/) {
 			$confstr .= "\tselect $target->{arch}\n";
 		}
+	}
+
 	foreach my $dep (@{$target->{depends}}) {
 		my $mode = "depends on";
 		my $flags;