fix: clap enum default value

crates/node/src/cli/l1.rs

@@ -7,27 +7,19 @@ fn parse_url(s: &str) -> Result<Url, url::ParseError> {
 }
 
 #[derive(Clone, Debug, clap::ValueEnum, PartialEq)]
+#[value(rename_all = "kebab-case")]
 pub enum L1Type {
     Ethereum,
     Aptos
 }
 
-impl Display for L1Type {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        match self {
-            L1Type::Ethereum => write!(f, "ethereum"),
-            L1Type::Aptos => write!(f, "aptos"),
-        }
-    }
-}
-
 #[derive(Clone, Debug, clap::Args)]
 pub struct L1SyncParams {
     /// Disable L1 sync.
     #[clap(long, alias = "no-l1-sync", conflicts_with = "l1_endpoint")]
     pub sync_l1_disabled: bool,
 
-    #[clap(long, value_name = "L1 TYPE", default_value_t = L1Type::Ethereum, required_unless_present = "sync_l1_disabled")]
+    #[clap(value_enum, default_value_t = L1Type::Ethereum, required_unless_present = "sync_l1_disabled")]
     pub l1_type: L1Type,
 
     /// The L1 rpc endpoint url for state verification.