[ticket/14948] Adjust calls for twig and phpunit updates

PHPBB3-14948

tests/request/request_test.php

@@ -19,7 +19,7 @@ class phpbb_request_test extends phpbb_test_case
 	/** @var \phpbb\request\request */
 	private $request;
 
-	protected function setUp()
+	protected function setUp(): void
 	{
 		// populate super globals
 		$_POST['test'] = 1;
@@ -264,7 +264,7 @@ class phpbb_request_test extends phpbb_test_case
 	/**
 	* Makes sure super globals work properly after these tests
 	*/
-	protected function tearDown()
+	protected function tearDown(): void
 	{
 		$this->request->enable_super_globals();
 	}

tests/request/request_var_test.php

@@ -16,7 +16,7 @@ class phpbb_request_var_test extends phpbb_test_case
 	/**
 	* Makes sure request_var has its standard behaviour.
 	*/
-	protected function setUp()
+	protected function setUp(): void
 	{
 		parent::setUp();
 		request_var(false, false, false, false, false);

tests/request/type_cast_helper_test.php

@@ -15,7 +15,7 @@ class phpbb_type_cast_helper_test extends phpbb_test_case
 {
 	private $type_cast_helper;
 
-	protected function setUp()
+	protected function setUp(): void
 	{
 		$this->type_cast_helper = new \phpbb\request\type_cast_helper();
 	}