udev 171: cleanup duplicated rules some more

Install only upstream rules and the touchscreen0 symlink rule

That gets us to:

root@beagleboard-c3:~# time (udevadm trigger ; udevadm settle)

real    0m1.540s
user    0m0.062s
sys     0m0.273s

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>