Merge "Disable riscv64 dependency on bcc and ld.mc" am: d2b9ad4e am: 01321a6b am: cdbc794c

Original change: https://android-review.googlesource.com/c/platform/build/+/2448665



Change-Id: Iaa151c740697ab6e041a8980dcc1a9266fb5ef2c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>