remove trailing white space from DRM directory

[Jon S. <jon...@gm...>]

I used sed:
 sed -e 's/[     ]*$//' < $TMP > $1

to strip the trailing white space from all of the DRM files.
Any objections to a check in? Kernel rules for patches are no trailing
white space.

-- 
Jon Smirl
jon...@gm...