Port of @jens1o code ([b76f939][jens1o_commit]) Fixes #1208 [jens1o_commit]: https://github.com/jens1o/rust-clippy/commit/b76f939ac2efcfe24900c286b3b7713d972d9088 Co-authored-by: Thiago Arrais <thiago.arrais@gmail.com>
This moves the `string_lit_as_bytes` tests into a new file and enables rustfix tests for them.