Update proprietary-files.txt

Unneeded for normal use. Slows down device while writing log spam.
Merge pull request #1 from BxMxK/patch-1

Unneeded for normal use. Slows down device while writing log spam.

--Approved by lj50036 (jl52741@gmail.com
Merge pull request #3 from Zombi-X/kk4.4

merge into master