Merge "Shard srcjars when sharding javac compilation" into main am: b983ceac...

Merge "Shard srcjars when sharding javac compilation" into main am: b983ceac am: 9a21f407 am: e693d617

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2762551



Change-Id: I299a5aa429184b63d624172a1ab6d0bb393a53a8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>