Update ContainerBindConcreteWithClosureOnlyRector Unit test

Author: jf-m

tests/Rector/MethodCall/ContainerBindConcreteWithClosureOnlyRector/Fixture/fixture.php.inc

@@ -19,6 +19,12 @@ $app->singleton(SomeInterface::class, function () {
     return new SomeClass();
 });
 
+foreach ([SomeClass::class] as $item) {
+    $app->singleton($item, function () use ($item) {
+        return new $item();
+    });
+}
+
 ?>
 -----
 <?php
@@ -42,4 +48,10 @@ $app->singleton(function (): \RectorLaravel\Tests\Rector\MethodCall\ContainerBin
     return new SomeClass();
 });
 
+foreach ([SomeClass::class] as $item) {
+    $app->singleton($item, function () use ($item) {
+        return new $item();
+    });
+}
+
 ?>