Fix latest clippy lints

core/src/keyboard/event.rs

@@ -6,7 +6,7 @@ use super::{KeyCode, Modifiers};
 /// additional events, feel free to [open an issue] and share your use case!_
 ///
 /// [open an issue]: https://github.com/iced-rs/iced/issues
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum Event {
     /// A keyboard key was pressed.
     KeyPressed {

core/src/length.rs

@@ -1,5 +1,5 @@
 /// The strategy used to fill space in a specific dimension.
-#[derive(Debug, Clone, Copy, PartialEq, Hash)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
 pub enum Length {
     /// Fill all the remaining space
     Fill,

core/src/size.rs

@@ -2,7 +2,7 @@ use crate::{Padding, Vector};
 use std::f32;
 
 /// An amount of space in 2 dimensions.
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub struct Size<T = f32> {
     /// The width.
     pub width: T,

core/src/vector.rs

@@ -1,5 +1,5 @@
 /// A 2D vector.
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub struct Vector<T = f32> {
     /// The X component of the [`Vector`]
     pub x: T,