Remove redundant typing from DocBlocks

tests/CreatesApplication.php

@@ -9,8 +9,6 @@ trait CreatesApplication
 {
     /**
      * Creates the application.
-     *
-     * @return \Illuminate\Foundation\Application
      */
     public function createApplication(): Application
     {

tests/Unit/database/seeders/SettingsSeederTest.php

@@ -9,8 +9,6 @@ class SettingsSeederTest extends TestCase
 {
     /**
      * All language keys are defined in all languages based on the en language file.
-     *
-     * @return void
      */
     public function test_returns_a_jsonmap_with_same_amount_of_items_as_language_directories_present(): void
     {

tests/Unit/helpers/IsImageTest.php

@@ -6,9 +6,6 @@ use Tests\TestCase;
 
 class IsImageTest extends TestCase
 {
-    /**
-     * @return void
-     */
     public function test_returns_true_when_file_is_image(): void
     {
         $file = file_get_contents(__DIR__ . '/fixtures/heimdall-icon-small.png');
@@ -18,9 +15,6 @@ class IsImageTest extends TestCase
         $this->assertTrue($actual);
     }
 
-    /**
-     * @return void
-     */
     public function test_returns_false_when_file_extension_is_image_but_content_is_not(): void
     {
         $actual = isImage("<?php ?>", "png");
@@ -28,9 +22,6 @@ class IsImageTest extends TestCase
         $this->assertFalse($actual);
     }
 
-    /**
-     * @return void
-     */
     public function test_returns_false_when_file_extension_is_not_image_but_content_is(): void
     {
         $file = file_get_contents(__DIR__ . '/fixtures/heimdall-icon-small.png');

tests/Unit/helpers/SlugTest.php

@@ -6,9 +6,6 @@ use Tests\TestCase;
 
 class SlugTest extends TestCase
 {
-    /**
-     * @return void
-     */
     public function test_slug_returns_valid_tag_for_cn_characters_when_language_is_set_to_en_US(): void
     {
         $tag = str_slug('中文測試', '-', 'en_US');

tests/Unit/lang/LangTest.php

@@ -8,8 +8,6 @@ class LangTest extends TestCase
 {
     /**
      * All language keys are defined in all languages based on the en language file.
-     *
-     * @return void
      */
     public function test_all_language_keys_are_defined(): void
     {