comp_x_screensaver: screensaver off bug fix
comp_x_screensaver: screensaver off bug fix

Summary:
Can not turn off screensaver due to condition check bug.

@fixes

Test Plan: enlightenment -> do nothing -> screen saver on -> mouse/key input -> check whether screen saver is turned off or not

Reviewers: raster, cedric, zmike

Reviewed By: raster

CC: seoz, cedric

Differential Revision: https://phab.enlightenment.org/D766

rvandegrift/e,tasn/enlightenment,FlorentRevest/Enlightenment,tasn/enlightenment,FlorentRevest/Enlightenment,rvandegrift/e,FlorentRevest/Enlightenment,tizenorg/platform.upstream.enlightenment,tasn/enlightenment,tizenorg/platform.upstream.enlightenment,rvandegrift/e,tizenorg/platform.upstream.enlightenment