Migrate to cargo_embargo. am: 48821f9be5 am: 7d7e404843

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/configparser/+/2822515

Change-Id: Iafc1d1ce662a4d28508d1821a00f658cfdc3169f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>