/usr/share/gtk-doc/html/libsocialweb is in libsocialweb-doc 0.25.20-6.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/gtk-doc/html/../../doc/libsocialweb-doc/html/libsocialweb
/usr/share/gtk-doc/html/../../doc/libsocialweb-doc/html/libsocialweb