Make crate vendor available am: 1eb4cb0956

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/ppv-lite86/+/2167164

Change-Id: I3e1a558e4370d7bfa3545131d9995f728111b53e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>