msm: cpuidle: use format string in snprintf

Currently no format string specified in snprintf
and this leds to security vulnerability. Use format
string in snprintf function.

CRs-fixed: 562232
Change-Id: Id67efe6952071bda8119ae2be907ea0b15da2797
Signed-off-by: Murali Nalajala <mnalajal@codeaurora.org>
1 file changed