docs: comment about place hold action

catalog-js/details-actions.js

@@ -24,7 +24,7 @@ if (location.pathname.match('/cgi-bin/koha/opac-detail.pl')) {
         $('#action').append('<li><a class="btn btn-link btn-lg" id="permalink" href="' + permalink + '"><i class="fa fa-fw fa-link"></i> Permanent Link</a></li>')
 
         // if 1) Place Hold not present & 2) at least one item is not a type that doesn't allow holds
-        // show the Place Hold action. Fixes bug https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=34886
+        // show the Place Hold action _even for unauthenticated users_ (Koha does not by default).
         const noHoldTypes = ['Equipment', 'Ebook', 'Object']
         let hasHoldableItem = itypes.some(itype => !noHoldTypes.includes(itype))
         if (!$('#action .reserve').length && hasHoldableItem) {