Track `clippy.toml` and `Cargo.toml` in `file_depinfo`
Causes cargo to re-run clippy when those paths are modified
Also tracks the path to `clippy-driver` in debug mode to remove the workarounds in `cargo dev lint` and `lintcheck` (cc `@matthiaskrgr)`
changelog: Automatically re-run Clippy if `Cargo.toml` or `clippy.toml` are modified
Fixes#2130Fixes#8512
r? `@flip1995`