/usr/share/evolution/ui/ is in evolution-common 3.28.1-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/evolution/ui/alarm-notify.ui
/usr/share/evolution/ui/contact-editor.ui
/usr/share/evolution/ui/contact-list-editor.ui
/usr/share/evolution/ui/e-calendar-preferences.ui
/usr/share/evolution/ui/e-html-editor-manager.ui
/usr/share/evolution/ui/e-send-options.ui
/usr/share/evolution/ui/e-table-config.ui
/usr/share/evolution/ui/e-timezone-dialog.ui
/usr/share/evolution/ui/evolution-calendars.ui
/usr/share/evolution/ui/evolution-composer.ui
/usr/share/evolution/ui/evolution-contacts.ui
/usr/share/evolution/ui/evolution-mail-reader.ui
/usr/share/evolution/ui/evolution-mail.ui
/usr/share/evolution/ui/evolution-memos.ui
/usr/share/evolution/ui/evolution-shell.ui
/usr/share/evolution/ui/evolution-tasks.ui
/usr/share/evolution/ui/filter.ui
/usr/share/evolution/ui/fullname.ui
/usr/share/evolution/ui/gal-view-instance-save-as-dialog.ui
/usr/share/evolution/ui/mail-config.ui
/usr/share/evolution/ui/mail-dialogs.ui
/usr/share/evolution/ui/org-gnome-email-custom-header.ui
/usr/share/evolution/ui/publish-calendar.ui
/usr/share/evolution/ui/smime-ui.ui