fooling rustfmt to get "consistent" line-breaks

related: https://www.phoronix.com/news/Linus-Torvalds-Rust-Formatting seems… rustfmt doesn’t provide a lot of options when it comes to formatting. https://www.reddit.com/r/rust/comments/1nwt8nm/linus_torvalds_vents_over_completely_crazy_rust/ n...