Fix conflicts between tests with obscure filenames

Author: villfa

ext/standard/tests/file/file_get_contents_variation8-win32.phpt

@@ -8,6 +8,8 @@ if (substr(PHP_OS, 0, 3) != 'WIN') {
   die("skip Valid only on Windows");
 }
 ?>
+--CONFLICTS--
+obscure_filename
 --FILE--
 <?php
 /* Prototype  : string file_get_contents(string filename [, bool use_include_path [, resource context [, long offset [, long maxlen]]]])

ext/standard/tests/file/file_put_contents_variation8-win32.phpt

@@ -7,6 +7,8 @@ Dave Kelsey <d_kelsey@uk.ibm.com>
 if(substr(PHP_OS, 0, 3) != "WIN")
   die("skip Only run on Windows");
 ?>
+--CONFLICTS--
+obscure_filename
 --FILE--
 <?php
 /* Prototype  : int file_put_contents(string file, mixed data [, int flags [, resource context]])