/usr/share/debhelper/ is in zope-debhelper 0.3.15.
This file is owned by root:root, with mode 0o755.
..
/usr/share/debhelper/autoscripts/
/usr/share/debhelper/autoscripts/config-dzinstance
/usr/share/debhelper/autoscripts/postinst-dzextension
/usr/share/debhelper/autoscripts/postinst-dzinstance
/usr/share/debhelper/autoscripts/postinst-dzproduct
/usr/share/debhelper/autoscripts/postrm-dzextension
/usr/share/debhelper/autoscripts/postrm-dzinstance
/usr/share/debhelper/autoscripts/postrm-dzproduct
/usr/share/debhelper/autoscripts/preinst-dzextension
/usr/share/debhelper/autoscripts/preinst-dzinstance
/usr/share/debhelper/autoscripts/preinst-dzproduct
/usr/share/debhelper/autoscripts/prerm-dzextension
/usr/share/debhelper/autoscripts/prerm-dzinstance
/usr/share/debhelper/autoscripts/prerm-dzproduct