actions synced commits to 1.99.0 at actions/rust-toolchain from mirror

actions
2026-03-27T17:31:51Z

ebf59e16dc158a9f8947b286a7fa489cf50acb97 toolchain: 1.99.0 3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9 Add 1.94.1 patch release