Merge "VibrationSettings: add synchronized control for access of mProcStatesCache" into main am: 266f845d82

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2786184

Change-Id: I9f634006c1b2a93d0b974a45f31c58c3e45bff70
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>