style(php-cs-fixer): fix coding standards

Author: github-actions

tests/fixtures/CallbackWithDNFTypehintClass.php

@@ -2,14 +2,11 @@
 
 namespace React\Promise;
 
-use Countable;
-use RuntimeException;
-
 class CallbackWithDNFTypehintClass
 {
-    public function __invoke((RuntimeException&Countable)|(RuntimeException&\IteratorAggregate) $e): void { }
+    public static function testCallbackStatic((\RuntimeException&\Countable)|(\RuntimeException&\IteratorAggregate) $e): void {}
 
-    public function testCallback((RuntimeException&Countable)|(RuntimeException&\IteratorAggregate) $e): void { }
+    public function testCallback((\RuntimeException&\Countable)|(\RuntimeException&\IteratorAggregate) $e): void {}
 
-    public static function testCallbackStatic((RuntimeException&Countable)|(RuntimeException&\IteratorAggregate) $e): void { }
+    public function __invoke((\RuntimeException&\Countable)|(\RuntimeException&\IteratorAggregate) $e): void {}
 }