/usr/share/kservices5/ is in kde-telepathy-text-ui 4:15.12.3-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/kservices5/adiumxtra.protocol
/usr/share/kservices5/kcm_ktp_chat_appearance.desktop
/usr/share/kservices5/kcm_ktp_chat_behavior.desktop
/usr/share/kservices5/kcm_ktp_chat_messages.desktop
/usr/share/kservices5/kcm_ktp_chat_otr.desktop
/usr/share/kservices5/kcm_ktp_logviewer_behavior.desktop
/usr/share/kservices5/kcm_ktptextui_message_filter_emoticons.desktop
/usr/share/kservices5/kcm_ktptextui_message_filter_latex.desktop
/usr/share/kservices5/ktptextui_message_filter_bugzilla.desktop
/usr/share/kservices5/ktptextui_message_filter_emoticons.desktop
/usr/share/kservices5/ktptextui_message_filter_formatting.desktop
/usr/share/kservices5/ktptextui_message_filter_highlight.desktop
/usr/share/kservices5/ktptextui_message_filter_images.desktop
/usr/share/kservices5/ktptextui_message_filter_latex.desktop
/usr/share/kservices5/ktptextui_message_filter_otr.desktop
/usr/share/kservices5/ktptextui_message_filter_searchexpansion.desktop
/usr/share/kservices5/ktptextui_message_filter_urlexpansion.desktop
/usr/share/kservices5/ktptextui_message_filter_youtube.desktop