rustc-ap-rustc_cratesio_shim 497.0.0

Automatically published version of the package `rustc_cratesio_shim` in the rust-lang/rust repository from commit cdd743755adef8eb27410a9f4e480d3cf74abeaf The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish