evdevtest: change the result sytle to be identical with others

change the result output format from
 [EVDEV EVIOCGSUSPENDBLOCK READ TEST1] PASS
to
 [EVDEV EVIOCGSUSPENDBLOCK READ TEST1]: test passed

so that we can use the same linaro_android_kernel_test to do it on lava

Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>
1 file changed