/usr/lib/ghc-doc/hoogle/libghc-load-env-doc.txt is in libghc-load-env-doc 0.1.1-3build2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-load-env-doc/html/load-env.txt