Removing bogus style declaration

Signed-off-by: Galen Charlton <gmcharlt@gmail.com>

koha-tmpl/intranet-tmpl/prog/en/modules/circ/returns.tmpl

@@ -1,9 +1,6 @@
 <!-- TMPL_INCLUDE NAME="doc-head-open.inc" -->
 <title>Koha &rsaquo; Circulation &rsaquo; Check In <!-- TMPL_VAR Name="title" escape="html" --></title>
 <!-- TMPL_INCLUDE NAME="doc-head-close.inc" -->
-<style type="text/css">
-    background-color: red;
-</style>
 <script type="text/javascript">
 //<![CDATA[
 function Dopop(link) {