modify test file types

Author: asika32764

tests/Stecman/Component/Symfony/Console/BashCompletion/Common/CompletionHandlerTestCase.php

@@ -17,15 +17,15 @@ abstract class CompletionHandlerTestCase extends TestCase
      */
     protected $application;
 
-    public static function setUpBeforeClass()
+    public static function setUpBeforeClass(): void
     {
         require_once __DIR__ . '/../Fixtures/CompletionAwareCommand.php';
         require_once __DIR__ . '/../Fixtures/HiddenCommand.php';
         require_once __DIR__ . '/../Fixtures/TestBasicCommand.php';
         require_once __DIR__ . '/../Fixtures/TestSymfonyStyleCommand.php';
     }
 
-    protected function setUp()
+    protected function setUp(): void
     {
         $this->application = new Application('Base application');
         $this->application->addCommands(array(

tests/Stecman/Component/Symfony/Console/BashCompletion/HookFactoryTest.php

@@ -12,7 +12,7 @@ class HookFactoryTest extends TestCase
      */
     protected $factory;
 
-    protected function setUp()
+    protected function setUp(): void
     {
         $this->factory = new HookFactory();
     }