/usr/lib/ghc-doc/hoogle/hinotify.txt is in libghc-hinotify-doc 0.3.5-5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-hinotify-doc/html/hinotify.txt
/usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-hinotify-doc/html/hinotify.txt