bindings: rust: clippy: silence false-positive on iterator

bindings: rust: clippy: silence false-positive on iterator

This was fixed on clippy master [1], but it is still broken on 0.1.70. So
lets silence it until the clippy fix is widely available.

clippy version: clippy 0.1.70 (90c5418 2023-05-31).

[1] https://github.com/rust-lang/rust-clippy/commit/9fa40894103e32364fdbade539d4ecb3d40f3d7f

Reported-by: Kent Gibson <warthog618@gmail.com>
Link: https://lore.kernel.org/r/20230612154055.56556-1-warthog618@gmail.com
Signed-off-by: Erik Schilling <erik.schilling@linaro.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Kent Gibson <warthog618@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>