Ichthyic's post in [REQ] 3.01 files for GOG was marked as the answer
actually, the patch updates everything except the files it notes are the "wrong version", so you can save yourself even more time and just ask for the 3.02 versions.
and I can give you those:
in fact, I'll trade ya.
can you upload your 3.02 copy of companion_caroc.unity3d , or even your 3.01 version - either will do?