/usr/share/debhelper/autoscripts/ is in dictionaries-common-dev 1.20.5.
This file is owned by root:root, with mode 0o755.
..
/usr/share/debhelper/autoscripts/postinst-aspell
/usr/share/debhelper/autoscripts/postinst-compatfile-aspell
/usr/share/debhelper/autoscripts/postinst-compatfile-ispell
/usr/share/debhelper/autoscripts/postinst-hunspell
/usr/share/debhelper/autoscripts/postinst-ispell
/usr/share/debhelper/autoscripts/postinst-wordlist
/usr/share/debhelper/autoscripts/postrm-aspell
/usr/share/debhelper/autoscripts/postrm-hunspell
/usr/share/debhelper/autoscripts/postrm-ispell
/usr/share/debhelper/autoscripts/postrm-varlibrm-aspell
/usr/share/debhelper/autoscripts/postrm-varlibrm-ispell
/usr/share/debhelper/autoscripts/postrm-wordlist
/usr/share/debhelper/autoscripts/preinst-compatfile-aspell
/usr/share/debhelper/autoscripts/preinst-compatfile-ispell