input/evdev: remove fork() hack now that we have a generic XIO error handler
input/evdev: remove fork() hack now that we have a generic XIO error handler

xorg-gtest now sports a generic XIO error handler, so we don't need
the fork game anymore.

Signed-off-by: Peter Hutterer <b9c50af7afa7642f6f854434cda9ffe54ece8b85@who-t.net>

freedesktop-unofficial-mirror/xorg__test__xorg-integration-tests,freedesktop-unofficial-mirror/xorg__test__xorg-integration-tests,freedesktop-unofficial-mirror/xorg__test__xorg-integration-tests