Migrate to cargo_embargo. am: e53b3ccd03 am: 2cd24be9b3

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/pest_meta/+/2821839

Change-Id: I9727a4ac2240049a57bc36e53b4aa0f657217baf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>