Whoops! Forgot to use the Error class!

Thank you @scrutinizer-ci!!

Author: Rican7

src/Robin/Ntlm/Crypt/Random/NativeRandomByteGenerator.php

@@ -8,6 +8,7 @@
 
 namespace Robin\Ntlm\Crypt\Random;
 
+use Error;
 use Exception;
 use Robin\Ntlm\Crypt\Exception\CryptographicFailureException;