Fix inconsistent test names

tests/Unit/Listeners/CleanIconStorageTest.php

@@ -14,7 +14,7 @@ use Illuminate\Support\Facades\Storage;
  */
 class CleanIconStorageTest extends TestCase
 {
-    public function test_it_stores_time_to_session()
+    public function test_it_deletes_icon_file_on_twofaccount_deletion()
     {
         \Facades\App\Services\SettingService::shouldReceive('get')
             ->with('useEncryption')

tests/Unit/Listeners/DissociateTwofaccountFromGroupTest.php

@@ -13,7 +13,7 @@ use App\Listeners\DissociateTwofaccountFromGroup;
  */
 class DissociateTwofaccountFromGroupTest extends FeatureTestCase
 {
-    public function test_it_stores_time_to_session()
+    public function test_twofaccount_is_released_on_group_deletion()
     {
         $group = Group::factory()->make();
         $event = new GroupDeleting($group);