Migrate to cargo_embargo. am: e53b3ccd03 am: f42209363c

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

Change-Id: Ic781b601fdcd500f7895f33a68e055c52fbffde5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>