Fix tests in 1.36

Author: GrantM11235

src/digital.rs

@@ -125,7 +125,7 @@ pub mod blocking {
     /// use core::time::Duration;
     /// use embedded_hal::digital::blocking::{IoPin, InputPin, OutputPin};
     ///
-    /// pub fn ping_and_read<TInputPin, TOutputPin, TError>(
+    /// pub fn ping_and_read<TInputPin, TOutputPin, TError: core::fmt::Debug>(
     ///     mut pin: TOutputPin, delay_fn: &dyn Fn(Duration) -> ()) -> Result<bool, TError>
     /// where
     ///     TInputPin : InputPin<Error = TError> + IoPin<TInputPin, TOutputPin, Error = TError>,

src/i2c.rs

@@ -63,7 +63,7 @@
 //!     i2c: I2C,
 //! }
 //!
-//! impl<I2C, E> TemperatureSensorDriver<I2C>
+//! impl<I2C, E: core::fmt::Debug> TemperatureSensorDriver<I2C>
 //! where
 //!     I2C: WriteRead<Error = E>,
 //! {
@@ -86,7 +86,7 @@
 //!     i2c: I2C,
 //! }
 //!
-//! impl<I2C, E> TemperatureSensorDriver<I2C>
+//! impl<I2C, E: core::fmt::Debug> TemperatureSensorDriver<I2C>
 //! where
 //!     I2C: WriteRead<TenBitAddress, Error = E>,
 //! {