Migrate to cargo_embargo. am: b051631162 am: 83960074fa am: 53e8ec8270

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/env_logger/+/2832450

Change-Id: I9717ae79f9eb374e54d8176636c6e5dbb4243830
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>