/usr/share/akonadi/ is in kdepim-runtime 4:15.12.3-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/akonadi/accountwizard/
/usr/share/akonadi/accountwizard/contacts/
/usr/share/akonadi/accountwizard/contacts/contactswizard.desktop
/usr/share/akonadi/accountwizard/contacts/contactswizard.es
/usr/share/akonadi/accountwizard/contacts/contactswizard.ui
/usr/share/akonadi/accountwizard/ical/
/usr/share/akonadi/accountwizard/ical/icalwizard.desktop
/usr/share/akonadi/accountwizard/ical/icalwizard.es
/usr/share/akonadi/accountwizard/ical/icalwizard.ui
/usr/share/akonadi/accountwizard/imap/
/usr/share/akonadi/accountwizard/imap/imapwizard.desktop
/usr/share/akonadi/accountwizard/imap/imapwizard.es
/usr/share/akonadi/accountwizard/imap/imapwizard.ui
/usr/share/akonadi/accountwizard/kolab/
/usr/share/akonadi/accountwizard/kolab/kolabwizard.desktop
/usr/share/akonadi/accountwizard/kolab/kolabwizard.es
/usr/share/akonadi/accountwizard/kolab/kolabwizard.ui
/usr/share/akonadi/accountwizard/kolab/kolabwizard2.ui
/usr/share/akonadi/accountwizard/mailbox/
/usr/share/akonadi/accountwizard/mailbox/mailboxwizard.desktop
/usr/share/akonadi/accountwizard/mailbox/mailboxwizard.es
/usr/share/akonadi/accountwizard/mailbox/mailboxwizard.ui
/usr/share/akonadi/accountwizard/maildir/
/usr/share/akonadi/accountwizard/maildir/maildirwizard.desktop
/usr/share/akonadi/accountwizard/maildir/maildirwizard.es
/usr/share/akonadi/accountwizard/maildir/maildirwizard.ui
/usr/share/akonadi/accountwizard/pop3/
/usr/share/akonadi/accountwizard/pop3/pop3wizard.desktop
/usr/share/akonadi/accountwizard/pop3/pop3wizard.es
/usr/share/akonadi/accountwizard/pop3/pop3wizard.ui
/usr/share/akonadi/accountwizard/vcard/
/usr/share/akonadi/accountwizard/vcard/vcardwizard.desktop
/usr/share/akonadi/accountwizard/vcard/vcardwizard.es
/usr/share/akonadi/accountwizard/vcard/vcardwizard.ui
/usr/share/akonadi/accountwizard/vcarddir/
/usr/share/akonadi/accountwizard/vcarddir/vcarddirwizard.desktop
/usr/share/akonadi/accountwizard/vcarddir/vcarddirwizard.es
/usr/share/akonadi/accountwizard/vcarddir/vcarddirwizard.ui
/usr/share/akonadi/agents/
/usr/share/akonadi/agents/akonotesresource.desktop
/usr/share/akonadi/agents/birthdaysresource.desktop
/usr/share/akonadi/agents/contactsresource.desktop
/usr/share/akonadi/agents/davgroupwareresource.desktop
/usr/share/akonadi/agents/googlecalendarresource.desktop
/usr/share/akonadi/agents/googlecontactsresource.desktop
/usr/share/akonadi/agents/icaldirresource.desktop
/usr/share/akonadi/agents/icalresource.desktop
/usr/share/akonadi/agents/imapresource.desktop
/usr/share/akonadi/agents/invitationsagent.desktop
/usr/share/akonadi/agents/kalarmdirresource.desktop
/usr/share/akonadi/agents/kalarmresource.desktop
/usr/share/akonadi/agents/kolabresource.desktop
/usr/share/akonadi/agents/maildirresource.desktop
/usr/share/akonadi/agents/maildispatcheragent.desktop
/usr/share/akonadi/agents/mboxresource.desktop
/usr/share/akonadi/agents/migrationagent.desktop
/usr/share/akonadi/agents/mixedmaildirresource.desktop
/usr/share/akonadi/agents/newmailnotifieragent.desktop
/usr/share/akonadi/agents/notesresource.desktop
/usr/share/akonadi/agents/openxchangeresource.desktop
/usr/share/akonadi/agents/pop3resource.desktop
/usr/share/akonadi/agents/vcarddirresource.desktop
/usr/share/akonadi/agents/vcardresource.desktop
/usr/share/akonadi/firstrun/
/usr/share/akonadi/firstrun/birthdaycalendar
/usr/share/akonadi/firstrun/defaultaddressbook
/usr/share/akonadi/firstrun/defaultcalendar
/usr/share/akonadi/firstrun/defaultnotebook
/usr/share/akonadi/plugins/
/usr/share/akonadi/plugins/serializer/
/usr/share/akonadi/plugins/serializer/akonadi_serializer_addressee.desktop
/usr/share/akonadi/plugins/serializer/akonadi_serializer_contactgroup.desktop
/usr/share/akonadi/plugins/serializer/akonadi_serializer_kalarm.desktop
/usr/share/akonadi/plugins/serializer/akonadi_serializer_kcalcore.desktop
/usr/share/akonadi/plugins/serializer/akonadi_serializer_mail.desktop