ruff

7c7489c1 - Ignore clippy::cast_possible_truncation (pedantic)

Ignore clippy::cast_possible_truncation (pedantic) “casting `usize` to `u8` may truncate the value” https://rust-lang.github.io/rust-clippy/master/index.html#cast_possible_truncation Signed-off-by: Anders Kaseorg <andersk@mit.edu>