style: correct code style violations

Author: DannyvdSluijs

tests/ConnectionTest.php

@@ -91,7 +91,6 @@ public function testResponseIsLoggedIfAcquiringTokensFailed(): void
 
     public function endpointsThatDontUseDivisionInUrl(): \Generator
     {
-
         yield 'System users endpoint' => ['system/Users'];
         yield 'Me endpoint'           => ['current/Me'];
     }

tests/ModelTest.php

@@ -2,7 +2,6 @@
 
 namespace Picqer\Tests;
 
-use Generator;
 use PHPUnit\Framework\TestCase;
 use Picqer\Financials\Exact\Item;
 use Picqer\Financials\Exact\Query\Resultset;