Allow libthiserror to be used in other apex am: ca3ea55855 am: 50d8c39263 am: 4e46baf2c8 am: f8ebfa095b

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/thiserror/+/2554115

Change-Id: I28c6d4a57e805b0f5a9199561d4e189a72676598
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>