LP1746536: cannot edit vol/call number in item status

LP1746536: cannot edit vol/call number in item status

spawnHoldingsEdit was disabling record summary by passing record_id: 0
this change will provided the record_id if exactly one record is selected.
behavior is unchanged if multiple records are selected.

Signed-off-by: a. bellenir <ab@grpl.org>
Signed-off-by: cesar velez <cesar.velez@equinoxinitiative.org>
Signed-off-by: Mike Rylander <mrylander@gmail.com>
Conflicts:
	Open-ILS/web/js/ui/default/staff/circ/services/item.js

Signed-off-by: Galen Charlton <gmc@equinoxinitiative.org>