Tidy up imports

Author: Greg Bowler

src/Token.php

@@ -1,7 +1,6 @@
 <?php
 namespace Authwave;
 
-use Authwave\Test\MalformedReponseDataException;
 use JsonException;
 
 class Token {

test/phpunit/AuthenticatorTest.php

@@ -10,8 +10,6 @@
 use Authwave\SessionNotStartedException;
 use Authwave\Token;
 use Authwave\UserData;
-use Gt\Session\Session;
-use PHPUnit\Framework\MockObject\MockObject;
 use PHPUnit\Framework\TestCase;
 use Psr\Http\Message\UriInterface;