/usr/share/shinken-mod-webui/htdocs/font/fontawesome-webfont.ttf is in shinken-mod-webui 1.0-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/shinken-mod-webui/htdocs/font/../../../fonts/truetype/font-awesome/fontawesome-webfont.ttf