no need to reset, it's done in doFinal

Author: slandelle

client/src/main/java/org/asynchttpclient/oauth/OAuthSignatureCalculatorInstance.java

@@ -199,7 +199,6 @@ private byte[] digest(ConsumerKey consumerAuth, RequestToken userAuth, ByteBuffe
     SecretKeySpec signingKey = new SecretKeySpec(keyBytes, HMAC_SHA1_ALGORITHM);
 
     mac.init(signingKey);
-    mac.reset();
     mac.update(message);
     return mac.doFinal();
   }