Avoid long sleep in ProfileSaver

This was due to subtracting a >20s number of nanos from the constant for 20s.

Bug: 28880120

(cherry picked from commit 8f15335d96eef7a3bcdd4f2b309a727791b67e68)

Change-Id: Ied5f2a4264e4e0035e1ce8719eda9c57c8482443
1 file changed