Bug 26158: Fix Z3950 search button broken for translations

Bug 26158: Fix Z3950 search button broken for translations

This is similar to bug 23713

var SEARCH_RESULTS = [% IF (SEARCH_RESULTS) %]1[% ELSE %]0[% END %];

become, once translated:

var SEARCH_RESULTS = [% IF (SEARCH_RESULTS) %]1[% ELSE %][% END %];

and a JS error appears in the console
 Uncaught SyntaxError: expected expression, got ';' search.pl:636:29

Caused by
  commit ef4306cc02e2f15aa2466ae65d0b4f9a1fd70ad9
  Bug 23885: Move staff client search results JavaScript into separate file

Test plan:
Use the staff interface in a translated language
Search for a term that won't return any results
Click the Z3950 button

Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Signed-off-by: Josef Moravec <josef.moravec@gmail.com>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>