Add type hint to silence reflection warnings

Author: harold

src/ring/util/codec.clj

@@ -77,7 +77,7 @@
 
 (defn base64-encode
   "Encode an array of bytes into a base64 encoded string."
-  [unencoded]
+  [^bytes unencoded]
   (String. (.encode (Base64/getEncoder) unencoded)))
 
 (defn base64-decode