clippy: fix new warning

app/src/components/change_password.rs

@@ -16,19 +16,14 @@ use yew_router::{
     route::Route,
 };
 
-#[derive(PartialEq, Eq)]
+#[derive(PartialEq, Eq, Default)]
 enum OpaqueData {
+    #[default]
     None,
     Login(opaque::client::login::ClientLogin),
     Registration(opaque::client::registration::ClientRegistration),
 }
 
-impl Default for OpaqueData {
-    fn default() -> Self {
-        OpaqueData::None
-    }
-}
-
 impl OpaqueData {
     fn take(&mut self) -> Self {
         std::mem::take(self)