/usr/share/mozilla/extensions/{92650c4d-4b8e-4d2a-b7eb-24ecf4f6b63a}/{b676e3ff-cda7-4e0c-b2b8-74e4bb40a67a} is in xul-ext-mozvoikko 2.0.1-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/mozilla/extensions/{92650c4d-4b8e-4d2a-b7eb-24ecf4f6b63a}/../../../xul-ext/mozvoikko