Bug 24322: National Library of Medicine (NLM) call number to XSLT Detail

Bug 24322: National Library of Medicine (NLM) call number to XSLT Detail

This adds MARC21 060 - National Library of Medicine Call Number
https://www.loc.gov/marc/bibliographic/bd060.html

To test:
- Catalog records using the 060, examples can be found in the
  LOC documentation.
- Verify that the field displays on the detail pages in staff
  and OPAC

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
RRescued this patch by redoing the changes. Only change made
was moving the section up before "Other classification".

Signed-off-by: David Nind <david@davidnind.com>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>