kgsl: add back content to the sleep function for this tz routine. Also fix the length of the governor name for the sysfs entry.

Signed-off-by: Francisco Franco <franciscofranco.1990@gmail.com>
Merge remote-tracking branch 'upstream/nightlies-4.3-JSS' into sm-4.3
3.4.62

Signed-off-by: kecinzer <kecinzer@gmail.com>