fix needless_borrows_for_generic_args clippy lint

[xtqqczze]

$ cargo +beta clippy -q --workspace --all-targets --all-features
warning: the borrowed expression implements the required traits
   --> src/uu/printf/src/printf.rs:103:28
    |
103 |         match item.map_err(&raise)?.write(stdout(), &mut args)? {
    |                            ^^^^^^ help: change this to: `raise`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/beta/index.html#needless_borrows_for_generic_args
    = note: `-W clippy::needless-borrows-for-generic-args` implied by `-W clippy::all`
    = help: to override `-W clippy::all` add `#[allow(clippy::needless_borrows_for_generic_args)]`
...