Bug 18370: Use splice instead of splice

Signed-off-by: Julian Maurice <julian.maurice@biblibre.com>

Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
(cherry picked from commit ec822b8552)
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>

koha-tmpl/intranet-tmpl/prog/en/modules/members/member.tt

@@ -163,7 +163,7 @@ $(document).ready(function() {
     var columns_settings = [% ColumnsSettings.GetColumns( 'members', 'member', 'memberresultst', 'json' ) %];
     [% UNLESS CAN_user_tools_manage_patron_lists %]
         [%# Remove the first column if we do not display the checkbox %]
-        columns_settings = columns_settings.slice(1, -1);
+        columns_settings.splice(0, 1);
     [% END %]
     dtMemberResults = KohaTable("#memberresultst", {
         'bServerSide': true,