common: Use ruma-serde derives for ReceiptType
//! Common types for receipts.
-use ruma_serde::StringEnum;
+use ruma_serde::{OrdAsRefStr, PartialEqAsRefStr, PartialOrdAsRefStr, StringEnum};
/// The type of receipt.
-#[derive(Clone, Debug, PartialOrd, Ord, PartialEq, Eq, StringEnum)]
+#[derive(Clone, Debug, PartialOrdAsRefStr, OrdAsRefStr, PartialEqAsRefStr, Eq, StringEnum)]
pub enum ReceiptType {
/// m.read
#[ruma_enum(rename = "m.read")]
