Merge "Add APIs to manage WriteBooster buffer" into main am: a1106e3989

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/3250250

Change-Id: Ie187b58344a797f851342389015bef6f2e599216
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>