vold: add gc period in setGCUrgentPace am: 7c788fc3e9 am: 81ba5bcf1c am: a644d5c642

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/2032446

Change-Id: Iea633da99a06911d93c52c77949758b1ec78849b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>