/usr/lib/ghc-doc/hoogle/libghc-ldap-doc.txt is in libghc-ldap-doc 0.6.10-5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-ldap-doc/html/LDAP.txt
/usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-ldap-doc/html/LDAP.txt