FIX Search supplier ref on contract

htdocs/contrat/list.php

@@ -180,7 +180,7 @@ if ($resql)
     print '<input type="text" class="flat" size="3" name="search_contract" value="'.dol_escape_htmltag($search_contract).'">';
     print '</td>';
     print '<td class="liste_titre">';
-    print '<input type="text" class="flat" size="7" name="search_ref_supplier value="'.dol_escape_htmltag($search_ref_supplier).'">';
+    print '<input type="text" class="flat" size="7" name="search_ref_supplier" value="'.dol_escape_htmltag($search_ref_supplier).'">';
     print '</td>';
     print '<td class="liste_titre">';
     print '<input type="text" class="flat" size="24" name="search_name" value="'.dol_escape_htmltag($search_name).'">';