Don't leave behind temporary file in bug70362.phpt

Author: nikic

ext/standard/tests/streams/bug70362.phpt

@@ -4,11 +4,16 @@ Bug #70362 (Can't copy() large 'data://' with open_basedir)
 open_basedir=.
 --FILE--
 <?php
-$temp = tempnam(__DIR__, 'test');
+$file = __DIR__ . '/bug70362.txt';
 $data = str_repeat('0', 4096);
 $data = 'data://plain/text;base64,' . base64_encode($data);
-var_dump(copy($data, $temp));
-echo file_get_contents($temp);
+var_dump(copy($data, $file));
+echo file_get_contents($file);
+?>
+--CLEAN--
+<?php
+$file = __DIR__ . '/bug70362.txt';
+@unlink($file);
 ?>
 --EXPECT--
 bool(true)