Merge "aconfig: add a storage file read api to get file version number" into main am: cdde8f39

Original change: https://android-review.googlesource.com/c/platform/build/+/2989249



Change-Id: I2cf361baad7a023d4a067e0a95cec13ea9bd1771
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>