Merge "Migrate to cargo_embargo." into main am: 6d93ae5605 am: 9f0d5f95b0 am: fe2c5a9ad2

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/pdl-compiler/+/2828248

Change-Id: Id73b79b959033cfff132f8d90e391d5fda4128cb
Signed-off-by: Automerger Merge Worker <[email protected]>