Merge "remove errorprone/processor classpath from r8 flags" am: acddda07 am: b88b86bd

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2411040



Change-Id: Iff5c9d70ab3eb46bd238e609e012016bb2eed8c1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>