Fix clippy warnings

tests/command_response.rs

@@ -12,8 +12,9 @@ use serde::Deserialize;
 use trussed::types::GenericArray;
 
 // iso7816::Status doesn't support serde
-#[derive(Deserialize, Debug, PartialEq, Clone, Copy)]
+#[derive(Deserialize, Debug, PartialEq, Clone, Copy, Default)]
 enum Status {
+    #[default]
     Success,
     MoreAvailable(u8),
     VerificationFailed,
@@ -178,12 +179,6 @@ impl TryFrom<u16> for Status {
     }
 }
 
-impl Default for Status {
-    fn default() -> Status {
-        Status::Success
-    }
-}
-
 #[derive(Deserialize, Debug)]
 #[serde(deny_unknown_fields)]
 struct IoTest {