chore(sniff): Refine PHPCodeSniffer configuration.

Also fix the PHP code by applying the sniff rules.

.php_cs.dist

@@ -0,0 +1,14 @@
+
+<?php
+
+$finder = PhpCsFixer\Finder::create()
+    ->exclude('vendor')
+    ->in(__DIR__)
+;
+
+return PhpCsFixer\Config::create()
+    ->setRules([
+         '@Symfony' => true,
+         'array_syntax' => ['syntax' => 'short'],
+    ])
+    ->setFinder($finder);

src/Client.php

@@ -2,8 +2,8 @@
 
 namespace Http\Adapter\React;
 
-use Http\Client\HttpClient;
 use Http\Client\HttpAsyncClient;
+use Http\Client\HttpClient;
 use Psr\Http\Message\RequestInterface;
 use Psr\Http\Message\ResponseInterface;
 use React\EventLoop\LoopInterface;

src/ReactFactory.php

@@ -2,8 +2,8 @@
 
 namespace Http\Adapter\React;
 
-use React\EventLoop\LoopInterface;
 use React\EventLoop\Factory as EventLoopFactory;
+use React\EventLoop\LoopInterface;
 use React\Http\Browser;
 use React\Socket\ConnectorInterface;
 
@@ -25,8 +25,8 @@ public static function buildEventLoop(): LoopInterface
     /**
      * Build a React Http Client.
      *
-     * @param ConnectorInterface|null $connector Only pass this argument if you need to customize DNS
-     *                                           behaviour.
+     * @param ConnectorInterface|null $connector only pass this argument if you need to customize DNS
+     *                                           behaviour
      */
     public static function buildHttpClient(
         LoopInterface $loop,

tests/AsyncClientTest.php

@@ -2,9 +2,9 @@
 
 namespace Http\Adapter\React\Tests;
 
-use Http\Client\Tests\HttpAsyncClientTest;
 use Http\Adapter\React\Client;
 use Http\Client\HttpAsyncClient;
+use Http\Client\Tests\HttpAsyncClientTest;
 
 /**
  * @author Stéphane Hulard <[email protected]>

tests/ClientTest.php

@@ -2,8 +2,8 @@
 
 namespace Http\Adapter\React\Tests;
 
-use Http\Client\Tests\HttpClientTest;
 use Http\Adapter\React\Client;
+use Http\Client\Tests\HttpClientTest;
 use Psr\Http\Client\ClientInterface;
 
 /**