/usr/lib/GNUstep/SOGo/ is in sogo-common 1.3.16-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/GNUstep/SOGo/AdministrationUI.SOGo/
/usr/lib/GNUstep/SOGo/AdministrationUI.SOGo/Resources
/usr/lib/GNUstep/SOGo/Appointments.SOGo/
/usr/lib/GNUstep/SOGo/Appointments.SOGo/Resources
/usr/lib/GNUstep/SOGo/CommonUI.SOGo/
/usr/lib/GNUstep/SOGo/CommonUI.SOGo/Resources
/usr/lib/GNUstep/SOGo/Contacts.SOGo/
/usr/lib/GNUstep/SOGo/Contacts.SOGo/Resources
/usr/lib/GNUstep/SOGo/ContactsUI.SOGo/
/usr/lib/GNUstep/SOGo/ContactsUI.SOGo/Resources
/usr/lib/GNUstep/SOGo/MailPartViewers.SOGo/
/usr/lib/GNUstep/SOGo/MailPartViewers.SOGo/Resources
/usr/lib/GNUstep/SOGo/Mailer.SOGo/
/usr/lib/GNUstep/SOGo/Mailer.SOGo/Resources
/usr/lib/GNUstep/SOGo/MailerUI.SOGo/
/usr/lib/GNUstep/SOGo/MailerUI.SOGo/Resources
/usr/lib/GNUstep/SOGo/MainUI.SOGo/
/usr/lib/GNUstep/SOGo/MainUI.SOGo/Resources
/usr/lib/GNUstep/SOGo/PreferencesUI.SOGo/
/usr/lib/GNUstep/SOGo/PreferencesUI.SOGo/Resources
/usr/lib/GNUstep/SOGo/SchedulerUI.SOGo/
/usr/lib/GNUstep/SOGo/SchedulerUI.SOGo/Resources
/usr/lib/GNUstep/SOGo/Templates
/usr/lib/GNUstep/SOGo/WebServerResources