Fix clippy warnings

Author: weiznich

src/ansi.rs

@@ -6,8 +6,9 @@ use core::{
     str::CharIndices,
 };
 
-#[derive(Debug, Clone, Copy)]
+#[derive(Debug, Clone, Copy, Default)]
 enum State {
+    #[default]
     Start,
     S1,
     S2,
@@ -23,12 +24,6 @@ enum State {
     Trap,
 }
 
-impl Default for State {
-    fn default() -> Self {
-        Self::Start
-    }
-}
-
 impl State {
     fn is_final(&self) -> bool {
         #[allow(clippy::match_like_matches_macro)]