Bug 30767: Changes word "issue" to "item"

Bug 30767: Changes word "issue" to "item"

Please test and confirm terminology is now correct.
Was unable to test without steps to reproduce.

Sponsored-by: Catalyst IT
Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit cb35d1e92c1237b2e58f840288e8f1a3ddc35e54)

Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
(cherry picked from commit 11079acae73fa10c18d93e6f81752d8033567903)
Signed-off-by: Arthur Suzuki <arthur.suzuki@biblibre.com>