Fix Nightly doc build errors

hal/CHANGELOG.md

@@ -3,6 +3,7 @@
 - Allow configuring USB clock with `GenericClockController` on atsamd11
 - fix samd51j not having i2s support
 - remove i2s functionality for samd51g since it does not have it
+- Fix docbuild indentation errors with nightly toolchain
 
 # v0.17.0
 

hal/src/dmac/transfer.rs

@@ -5,16 +5,16 @@
 //! Four basic transfer types are supported:
 //!
 //! * Incrementing-source to incrementing-destination
-//! (normally used for memory-to-memory transfers)
+//!   (normally used for memory-to-memory transfers)
 //!
 //! * Incrementing-source to fixed-destination (normally used
-//! for memory-to-peripheral transfers)
+//!   for memory-to-peripheral transfers)
 //!
 //! * Fixed-source to incrementing-destination (normally used for
-//! peripheral-to-memory transfers)
+//!   peripheral-to-memory transfers)
 //!
 //! * Fixed-source to fixed-destination (normally used for
-//! peripheral-to-peripheral transfers)
+//!   peripheral-to-peripheral transfers)
 //!
 //! # Beat sizes
 //!
@@ -72,16 +72,16 @@
 //!
 //! * BLOCK: One trigger required for each block transfer. In the context of
 //!   this driver,
-//! one Transfer is equivalent to one Block transfer.
+//!   one Transfer is equivalent to one Block transfer.
 //!
 //! * BEAT: One trigger required for each beat transfer. In the context of this
 //!   driver, the beat
-//! size will depend on the type of buffer used (8, 16 or 32 bits).
+//!   size will depend on the type of buffer used (8, 16 or 32 bits).
 //!
 //! * TRANSACTION: One trigger required for a full DMA transaction. this is
 //!   useful for circular
-//! transfers in the context of this driver. One trigger will set off the
-//! transaction, that will now run uninterrupted until it is stopped.
+//!   transfers in the context of this driver. One trigger will set off the
+//!   transaction, that will now run uninterrupted until it is stopped.
 
 use super::{
     channel::{AnyChannel, Busy, CallbackStatus, Channel, ChannelId, InterruptFlags, Ready},

hal/src/sercom/mod.rs

@@ -11,19 +11,19 @@
 //!
 //! * [`UndocIoSet1`](pad::UndocIoSet1): Implement an undocumented `IoSet` for
 //!   PA16, PA17,
-//! PB22 & PB23 configured for [`Sercom1`]. The pygamer & feather_m4 use this
-//! combination, but it is not listed as valid in the datasheet.
+//!   PB22 & PB23 configured for [`Sercom1`]. The pygamer & feather_m4 use this
+//!   combination, but it is not listed as valid in the datasheet.
 //!
 //! * [`UndocIoSet2`](pad::UndocIoSet2): Implement an undocumented `IoSet` for
 //!   PA00, PA01,
-//! PB22 & PB23 configured for [`Sercom1`]. The itsybitsy_m4 uses this
-//! combination, but it is not listed as valid in the datasheet.
+//!   PB22 & PB23 configured for [`Sercom1`]. The itsybitsy_m4 uses this
+//!   combination, but it is not listed as valid in the datasheet.
 //!
 //! * [`PB02`] is I2C-capable according to metro_m4. As such, [`PB02`]
-//! implements [`IsI2cPad`].
+//!   implements [`IsI2cPad`].
 //!
 //! * [`PB03`] is I2C-capable according to metro_m4. As such, [`PB03`]
-//! implements [`IsI2cPad`](pad::IsI2cPad).
+//!   implements [`IsI2cPad`](pad::IsI2cPad).
 //!
 //! [`PB02`]: crate::gpio::pin::PB02
 //! [`PB03`]: crate::gpio::pin::PB03