rustfmt: Reformat the fuzz dir – the easy part#3111

TheBlueMatt merged 20 commits into

lightningdevkit:mainlightningdevkit/rust-lightning:mainfrom

tnull:2024-06-rustfmt-fuzz-the-easy-parttnull/rust-lightning:2024-06-rustfmt-fuzz-the-easy-partCopy head branch name to clipboard