rustc-ap-rustc_cratesio_shim 309.0.0

Automatically published version of the package `rustc_cratesio_shim` in the rust-lang/rust repository from commit 286dc37d1bd30ecd419e889c7f3888575deac5fc The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish