input: synaptics_i2c_rmi4: Set sensor_sleep to false

In order to avoid error messages in suspend, set sensor_sleep
to false so correct shutdown steps are followed.

This patch is propagated from msm-3.10 kernel
(commit: 5c7acbef5c2528ac6f5e17ad536f4879864ce781
input: synaptics_i2c_rmi4: Set sensor_sleep to false)

Change-Id: Idc95f9f23283709888c07057c41ecaa3e56bce3d
Signed-off-by: Amy Maloche <amaloche@codeaurora.org>