Fix index entries.

Author: cfa

doc/Language/nativetypes.pod6

@@ -57,13 +57,13 @@ They cannot be bound either. Trying to do C<my num $numillo := 3.5> will
 raise the exception C<Cannot bind to natively typed variable
 '$variable-name'; use assignment instead>.
 
-X<int @> X<num @> X<str @>
+X<|int @> X<|num @> X<|str @>
 Native types can also be composite.
 
     m: my int @intillos = ^10_000_000;
     say [+] @intillos; # OUTPUT: «49999995000000␤»
 
-X<native array>
+X<|native array>
 In this case, I<native>ness extends to the composite type, which will be
 C<array>