Fix 3.0 performance regression (CR-7367)

Yannick Lecaillez

25.46.2015 52674c7996797d28e6671590293a44c1e5f93017

 opendj-server-legacy/src/main/java/org/opends/server/extensions/Base64PasswordStorageScheme.java

@@ -110,7 +110,7 @@
    buffer.append('}');
    buffer.append(Base64.encode(plaintext));

    return ByteString.valueOf(buffer.toString());
    return ByteString.valueOf(buffer);
  }