Merge "aconfig: move `cache_` as a memeber" into main am: 8a64367c am: 90f1cbbe am: 536dc681

Original change: https://android-review.googlesource.com/c/platform/build/+/2835795



Change-Id: I94df047b26341ed16ccfc2e3acb5178d61783d27
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>