/usr/share/help/ro/gnome-help/figures/network-wireless-signal-none-symbolic.svg is in gnome-user-docs-ro 3.28.1-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/help/ro/gnome-help/figures/../../../C/gnome-help/figures/network-wireless-signal-none-symbolic.svg