Derive Eq for types where it makes sense

crates/ruma-common/src/identifiers/room_or_room_alias_id.rs

@@ -64,7 +64,7 @@ impl RoomOrAliasId {
     }
 }
 
-#[derive(PartialEq)]
+#[derive(PartialEq, Eq)]
 enum Variant {
     RoomId,
     RoomAliasId,

crates/ruma-signatures/src/verification.rs

@@ -49,7 +49,7 @@ impl Verifier for Ed25519Verifier {
 /// calculated during verification. This is not necessarily an error condition, as it may indicate
 /// that the event has been redacted. In this case, receiving homeservers should store a redacted
 /// version of the event.
-#[derive(Clone, Debug, Hash, PartialEq)]
+#[derive(Clone, Debug, Hash, PartialEq, Eq)]
 #[allow(clippy::exhaustive_enums)]
 pub enum Verified {
     /// All signatures are valid and the content hashes match.