style: add impl Default

src/certs/allow_all.rs

@@ -13,8 +13,15 @@ use tokio_rustls::rustls::{
 #[derive(Debug)]
 pub struct AllowAllCertVerifier(Arc<CryptoProvider>);
 
+impl Default for AllowAllCertVerifier {
+    /// Same as [`AllowAllCertVerifier::new()`].
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl AllowAllCertVerifier {
-    /// Constructor for this verifier
+    /// Constructor for this verifier.
     pub fn new() -> Self {
         AllowAllCertVerifier(
             CryptoProvider::get_default()