refs #15343_new [fid_bbi] fix collapse of rvk notation

* remove attribute aria-contols, which is not not absolutely necessary
* could be also handled in theme.js

themes/fid_bbi/templates/RecordDriver/DefaultRecord/data-rvkNotation.phtml

@@ -32,7 +32,6 @@
       data-toggle="collapse"
       href="#collapse_rvk_<?=$i?>"
       aria-expanded="false"
-      aria-controls="collapse_rvk_<?=$i?>"
     >
       <?=$this->icon('small/chevron-down')?>
       <?=$item['name']?>