Bug 35496: Open article requests tab by default on opac-user.pl after placing an...

Bug 35496: Open article requests tab by default on opac-user.pl after placing an article request

To test:
1 - Turn on ArticleRequests
2 - Place an  Article Requests on the opac
3 - Note after placing the request the URL is:
    http://localhost:8080/cgi-bin/koha/opac-user.pl#opac-user-article-requests
4 - Note the article request tab is not active
5 - APPLY PATCH and restart_all
6. Try steps 2 - 4 again, this time the article request tab should be open by default.

Signed-off-by: David Nind <david@davidnind.com>
Signed-off-by: Victor Grousset/tuxayo <victor@tuxayo.net>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>