remove remote resource fstat test

Author: pine3ree

test/StreamTest.php

@@ -642,15 +642,4 @@ public function testSizeReportsNullForPhpInputStreams()
         $stream = new Stream($resource);
         $this->assertNull($stream->getSize());
     }
-
-    /**
-     * @group 42
-     */
-    public function testSizeReportsNullForRemoteResources()
-    {
-        $resource_url = 'http://www.php.net/images/logos/php-logo.png';
-        $resource = fopen($resource_url, 'r');
-        $stream = new Stream($resource);
-        $this->assertNull($stream->getSize());
-    }
 }