/usr/lib/ghc-doc/hoogle/ranges.txt is in libghc-ranges-doc 0.2.4-5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-ranges-doc/html/ranges.txt
/usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-ranges-doc/html/ranges.txt