don't use a fixed date fixture when assertions depend on relative times

Author: xabbuh

Tests/Iterator/RealIteratorTestCase.php

@@ -72,8 +72,8 @@ public static function setUpBeforeClass(): void
  file_put_contents(self::toAbsolute('test.php'), str_repeat(' ', 800));
  file_put_contents(self::toAbsolute('test.py'), str_repeat(' ', 2000));
 
- touch(self::toAbsolute('foo/bar.tmp'), strtotime('2005-10-15'));
- touch(self::toAbsolute('test.php'), strtotime('2005-10-15'));
+ touch(self::toAbsolute('foo/bar.tmp'), strtotime('-19 years'));
+ touch(self::toAbsolute('test.php'), strtotime('-19 years'));
 
  if (FinderTest::class === static::class) {
  $fs = new Filesystem();