fdo#85432 : Add locale details to help->about
Added locale text to About dialog

Change-Id: Ic26219e8fe845b4c5027b65d5f5edba9279b1b11
Reviewed-on: https://gerrit.libreoffice.org/12464
Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>
Reviewed-by: Michael Meeks <michael.meeks@collabora.com>
Tested-by: Michael Meeks <michael.meeks@collabora.com>