Improve SS58 related errors (#10541)

* Improve SS58 related errors

This improves the SS58 error, especially when it comes to parsing public keys with unknown SS58
address formats.

* Make CI happy

* More fixes

* More

* 🤦

* fml...

substrate/primitives/core/src/sr25519.rs

@@ -211,7 +211,8 @@ impl<'de> Deserialize<'de> for Public {
 /// An Schnorrkel/Ristretto x25519 ("sr25519") signature.
 ///
 /// Instead of importing it for the local module, alias it to be available as a public type
-#[derive(Encode, Decode, PassByInner, TypeInfo)]
+#[cfg_attr(feature = "full_crypto", derive(Hash))]
+#[derive(Encode, Decode, PassByInner, TypeInfo, PartialEq, Eq)]
 pub struct Signature(pub [u8; 64]);
 
 impl sp_std::convert::TryFrom<&[u8]> for Signature {
@@ -259,14 +260,6 @@ impl Clone for Signature {
 	}
 }
 
-impl PartialEq for Signature {
-	fn eq(&self, b: &Self) -> bool {
-		self.0[..] == b.0[..]
-	}
-}
-
-impl Eq for Signature {}
-
 impl From<Signature> for [u8; 64] {
 	fn from(v: Signature) -> [u8; 64] {
 		v.0
@@ -316,13 +309,6 @@ impl sp_std::fmt::Debug for Signature {
 	}
 }
 
-#[cfg(feature = "full_crypto")]
-impl sp_std::hash::Hash for Signature {
-	fn hash<H: sp_std::hash::Hasher>(&self, state: &mut H) {
-		sp_std::hash::Hash::hash(&self.0[..], state);
-	}
-}
-
 /// A localized signature also contains sender information.
 /// NOTE: Encode and Decode traits are supported in ed25519 but not possible for now here.
 #[cfg(feature = "std")]