Reduce sleep duration between marking and compaction am: 6dc2bb1d04 am: b9afc74852

Original change: https://android-review.googlesource.com/c/platform/art/+/2202616

Change-Id: Iabc71074a3c8073df9ef1e8ce24cc09cf257887c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>