rebase and fix unborrow
use core::marker::PhantomData;
-use embassy::util::Unborrow;
-use embassy_hal_common::unborrow;
+use embassy_hal_common::{unborrow, Unborrow};
use stm32_metapac::iwdg::vals::Key;
pub use stm32_metapac::iwdg::vals::Pr as Prescaler;
