Remove workaround for Windows (will revert immediately if Windows bui…

…ld fails on GitHub Actions)

src/Util/Xml/Loader.php

@@ -9,11 +9,8 @@
  */
 namespace PHPUnit\Util\Xml;
 
-use function chdir;
-use function dirname;
 use function error_reporting;
 use function file_get_contents;
-use function getcwd;
 use function libxml_get_errors;
 use function libxml_use_internal_errors;
 use function sprintf;
@@ -73,12 +70,6 @@ public function load(string $actual, ?string $filename = null): DOMDocument
 
         // Required for XInclude
         if ($filename !== null) {
-            // Required for XInclude on Windows
-            if (PHP_OS_FAMILY === 'Windows') {
-                $cwd = getcwd();
-                @chdir(dirname($filename));
-            }
-
             $document->documentURI = $filename;
         }
 
@@ -95,10 +86,6 @@ public function load(string $actual, ?string $filename = null): DOMDocument
         libxml_use_internal_errors($internal);
         error_reporting($reporting);
 
-        if (isset($cwd)) {
-            @chdir($cwd);
-        }
-
         if ($loaded === false || $message !== '') {
             if ($filename !== null) {
                 throw new XmlException(