chore: derive PartialEq and Hash on EnvKzgSettings (#1494)

Author: Rjected

crates/primitives/src/kzg/env_settings.rs

@@ -2,13 +2,12 @@ use super::{
     trusted_setup_points::{G1_POINTS, G2_POINTS},
     KzgSettings,
 };
-use core::hash::{Hash, Hasher};
 use once_cell::race::OnceBox;
 use std::{boxed::Box, sync::Arc};
 
 /// KZG Settings that allow us to specify a custom trusted setup.
 /// or use hardcoded default settings.
-#[derive(Debug, Clone, Default, Eq)]
+#[derive(Debug, Clone, Default, PartialEq, Eq, Hash)]
 pub enum EnvKzgSettings {
     /// Default mainnet trusted setup
     #[default]
@@ -17,27 +16,6 @@ pub enum EnvKzgSettings {
     Custom(Arc<c_kzg::KzgSettings>),
 }
 
-// Implement PartialEq and Hash manually because `c_kzg::KzgSettings` does not implement them
-impl PartialEq for EnvKzgSettings {
-    fn eq(&self, other: &Self) -> bool {
-        match (self, other) {
-            (Self::Default, Self::Default) => true,
-            (Self::Custom(a), Self::Custom(b)) => Arc::ptr_eq(a, b),
-            _ => false,
-        }
-    }
-}
-
-impl Hash for EnvKzgSettings {
-    fn hash<H: Hasher>(&self, state: &mut H) {
-        core::mem::discriminant(self).hash(state);
-        match self {
-            Self::Default => {}
-            Self::Custom(settings) => Arc::as_ptr(settings).hash(state),
-        }
-    }
-}
-
 impl EnvKzgSettings {
     /// Return set KZG settings.
     ///