Bug 40118: Trim again after splitting

Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Signed-off-by: Paul Derscheid <paul.derscheid@lmscloud.de>
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>

koha-tmpl/intranet-tmpl/prog/en/modules/circ/pendingreserves.tt

@@ -298,7 +298,7 @@
             let options = [... new Set(column
                 .data()
                 .toArray()
-                .map(d => d.replace(regex, '').trim().split(/\n/gi).flat())
+                .map(d => d.replace(regex, '').trim().split(/\n/gi).map(s => s.trim()).flat())
                 .flat()
                 .sort())];