/usr/lib/ghc-doc/hoogle/libghc-psqueues-doc.txt is in libghc-psqueues-doc 0.2.4.0-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-psqueues-doc/html/psqueues.txt