Fixed several test classes in the wrong namespace

Author: WyriHaximus

tests/AsyncClientTest.php

@@ -1,8 +1,10 @@
 <?php declare(strict_types=1);
 
-namespace ApiClients\Client\Github;
+namespace ApiClients\Tests\Client\Github;
 
+use ApiClients\Client\Github\AsyncClient;
 use ApiClients\Client\Github\Authentication\Anonymous;
+use ApiClients\Client\Github\RateLimitState;
 use ApiClients\Tools\TestUtilities\TestCase;
 use React\EventLoop\Factory;
 

tests/ClientTest.php

@@ -1,8 +1,10 @@
 <?php declare(strict_types=1);
 
-namespace ApiClients\Client\Github;
+namespace ApiClients\Tests\Client\Github;
 
 use ApiClients\Client\Github\Authentication\Anonymous;
+use ApiClients\Client\Github\Client;
+use ApiClients\Client\Github\RateLimitState;
 use ApiClients\Tools\TestUtilities\TestCase;
 
 final class ClientTest extends TestCase

tests/Middleware/RateLimitStateMiddlewareTest.php

@@ -1,8 +1,9 @@
 <?php declare(strict_types=1);
 
-namespace ApiClients\Client\Github;
+namespace ApiClients\Tests\Client\Github;
 
 use ApiClients\Client\Github\Middleware\RateLimitStateMiddleware;
+use ApiClients\Client\Github\RateLimitState;
 use ApiClients\Tools\TestUtilities\TestCase;
 use RingCentral\Psr7\Response;
 

tests/RateLimitStateTest.php

@@ -1,7 +1,8 @@
 <?php declare(strict_types=1);
 
-namespace ApiClients\Client\Github;
+namespace ApiClients\Tests\Client\Github;
 
+use ApiClients\Client\Github\RateLimitState;
 use ApiClients\Tools\TestUtilities\TestCase;
 
 final class RateLimitStateTest extends TestCase

tests/Service/IteratePagesServiceTest.php

@@ -1,7 +1,8 @@
 <?php declare(strict_types=1);
 
-namespace ApiClients\Client\Github\Service;
+namespace ApiClients\Tests\Client\Github\Service;
 
+use ApiClients\Client\Github\Service\IteratePagesService;
 use ApiClients\Foundation\Transport\ClientInterface;
 use ApiClients\Foundation\Transport\Service\RequestService;
 use ApiClients\Middleware\Json\JsonStream;