move immutable in p5 example ... oops

Author: stmuk

doc/Language/faq.pod

@@ -537,13 +537,13 @@ Examples:
 
     has i => ( is=> 'rw');
 
+    __PACKAGE__->meta->make_immutable;
+
     for my $i (1..1_000_000) {
         my $obj = Foo->new;
         $obj->i($i);
     }
 
-    __PACKAGE__->meta->make_immutable;
-
     1;
 
     # Another Perl 5 version that offers bare-bones set of features