rustc-ap-rustc_cratesio_shim 267.0.0

Automatically published version of the package `rustc_cratesio_shim` in the rust-lang/rust repository from commit b8bea5a0a6aef3966008787a25949344f8cf6942 The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish