Merge "Cleanspec to remove tools/metalava subdir" into main am: 5922b630 am:...

Merge "Cleanspec to remove tools/metalava subdir" into main am: 5922b630 am: a438b6da am: 4ca5355d

Original change: https://android-review.googlesource.com/c/platform/build/+/2754005



Change-Id: I66c5160208bcfd93dfd71b366efbbf75844b0989
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>