Merge "cargo_embargo: add option to set module visibility" am: 97f5616689

Original change: https://android-review.googlesource.com/c/platform/development/+/2438516

Change-Id: Ie066e264a0c3441824955c1ea1e535579641801c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>