/usr/share/ruby-rails-assets-autosize/app/assets/javascripts/autosize/autosize.js is in ruby-rails-assets-autosize 3.0.17-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/ruby-rails-assets-autosize/app/assets/javascripts/autosize/../../../../../javascript/autosize/autosize.js