use rep in aquan example

examples/aquan.matzo

@@ -10,5 +10,4 @@ vowel := ('a' | 'e' | 'i' | 'o' | 'u') (4: '' | '\'');
 syll := 4: cons vowel | vowel;
 
 (* And finally, here's an output statement *)
-(* puts syll (6 @ syll); *)
 puts syll rep.<1..6, syll>;