Fix tests by adding required return type hints

tests/Unit/Http/Controllers/Admin/DatabaseControllerTest.php

@@ -65,7 +65,7 @@ class DatabaseControllerTest extends TestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Controllers/Admin/MailControllerTest.php

@@ -40,7 +40,7 @@ class MailControllerTest extends ControllerTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Controllers/Admin/StatisticsControllerTest.php

@@ -54,7 +54,7 @@ class StatisticsControllerTest extends ControllerTestCase
      */
     private $userRepository;
 
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Controllers/Base/IndexControllerTest.php

@@ -52,7 +52,7 @@ class IndexControllerTest extends ControllerTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Controllers/Base/SecurityControllerTest.php

@@ -44,7 +44,7 @@ class SecurityControllerTest extends ControllerTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Controllers/ControllerTestCase.php

@@ -19,7 +19,7 @@ abstract class ControllerTestCase extends TestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/API/AuthenticateKeyTest.php

@@ -34,7 +34,7 @@ class AuthenticateKeyTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
         Chronos::setTestNow(Chronos::now());

tests/Unit/Http/Middleware/API/SetSessionDriverTest.php

@@ -17,7 +17,7 @@ class SetSessionDriverTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/Api/Daemon/DaemonAuthenticateTest.php

@@ -20,7 +20,7 @@ class DaemonAuthenticateTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/DaemonAuthenticateTest.php

@@ -17,7 +17,7 @@ class DaemonAuthenticateTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/LanguageMiddlewareTest.php

@@ -17,7 +17,7 @@ class LanguageMiddlewareTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/MaintenanceMiddlewareTest.php

@@ -19,7 +19,7 @@ class MaintenanceMiddlewareTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/MiddlewareTestCase.php

@@ -14,7 +14,7 @@ abstract class MiddlewareTestCase extends TestCase
     /**
      * Setup tests with a mocked request object and normal attributes.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/RedirectIfAuthenticatedTest.php

@@ -17,7 +17,7 @@ class RedirectIfAuthenticatedTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/RequireTwoFactorAuthenticationTest.php

@@ -18,7 +18,7 @@ class RequireTwoFactorAuthenticationTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/Server/AccessingValidServerTest.php

@@ -30,7 +30,7 @@ class AccessingValidServerTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/Server/AuthenticateAsSubuserTest.php

@@ -19,7 +19,7 @@ class AuthenticateAsSubuserTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/Server/DatabaseBelongsToServerTest.php

@@ -19,7 +19,7 @@ class DatabaseBelongsToServerTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/Server/ScheduleBelongsToServerTest.php

@@ -22,7 +22,7 @@ class ScheduleBelongsToServerTest extends MiddlewareTestCase
      */
     private $repository;
 
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 

tests/Unit/Http/Middleware/Server/SubuserBelongsToServerTest.php

@@ -27,7 +27,7 @@ class SubuserBelongsToServerTest extends MiddlewareTestCase
     /**
      * Setup tests.
      */
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();