refs #23949 finc: corrects finc recommend/EbscoResults

* adds comment

themes/finc/templates/Recommend/EbscoResults.phtml

 <!-- finc: recommend - ebscoresults -->
+<?php
+    
+    /**
+     * origin: finc
+     *
+     * called by view helper/controller:
+     *
+     * usage: shows 'EBSCO' section in sidebar ('Treffer in Fachdatenbanken' or similar)
+     *
+     *
+     * modified for finc:
+     * uses ul list structure and custom more link based on finc's normal facet design
+     *
+     * configured in: --
+     */
+?>
 <?php
 $data = $this->recommend->getResult();
 if (is_array($data['results']) && count($data['results']) > 0): ?>