fix(glossy): fix forward linking (broken themes)

Fixes [#19](https://github.com/swaits/typst-collection/issues/19).

Themes must emit `entry.label` for terms to be able to forward-link to
their glossary entrie.

glossy/src/themes/table.typ

@@ -27,6 +27,6 @@
   },
 
   entry: (entry, index, total) => {
-    (entry.short, entry.long, entry.description, entry.pages)
+    (entry.short + entry.label, entry.long, entry.description, entry.pages)
   }
 )