Re-run cargo_embargo to remove duplicate cfgs. am: 52ceddbd16

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/mls-rs/+/3084135

Change-Id: Ie9030113c72722c406fb46f08bd25e386de9db5f
Signed-off-by: Automerger Merge Worker <[email protected]>