ANDROID: timer: update vendor hook for timer calc index

commit '5ae616b4a60d ANDROID: timer: Add vendor hook for timer calc index'
is changing the expires value only for bucket calculation, so timer
wont be very precise in this case.

Bug: 178758017
Change-Id: I8218a4065d31ed60bafdbbb36c1d6d9c9f0a6e9e
Signed-off-by: Satya Durga Srinivasu Prabhala <quic_satyap@quicinc.com>

kernel/time/timer.c

@@ -527,8 +527,8 @@ static inline unsigned calc_index(unsigned long expires, unsigned lvl,
 	 *
 	 * Round up with level granularity to prevent this.
 	 */
-	expires = (expires >> LVL_SHIFT(lvl)) + 1;
 	trace_android_vh_timer_calc_index(lvl, &expires);
+	expires = (expires >> LVL_SHIFT(lvl)) + 1;
 	*bucket_expiry = expires << LVL_SHIFT(lvl);
 	return LVL_OFFS(lvl) + (expires & LVL_MASK);
 }