Setting introspection right

Author: JJ

doc/Language/structures.pod6

@@ -436,7 +436,7 @@ say $lines[0];
 =head1 Introspection
 
 Languages that allow
-L<introspection|https://en.wikipedia.org/wiki/Introspection> like Perl 6
+L<introspection|https://en.wikipedia.org/wiki/Type_introspection> like Perl 6
 have functionalities attached to the type system that let the developer
 access container and value metadata. This metadata can be used in a
 program to carry out different actions depending on their value. As it is