cs: upd rules

Author: Gemorroj

.php-cs-fixer.dist.php

@@ -7,6 +7,8 @@
 return (new PhpCsFixer\Config())
     ->setRules([
         '@Symfony' => true,
+        '@Symfony:risky' => true,
+        '@PHP80Migration:risky' => true,
         '@PHP80Migration' => true,
 
         'combine_consecutive_issets' => true,
@@ -22,6 +24,8 @@
         'phpdoc_order' => true,
         'strict_comparison' => true,
         'combine_nested_dirname' => true,
+        'use_arrow_functions' => false,
+        'declare_strict_types' => false,
     ])
     ->setRiskyAllowed(true)
     ->setFinder($finder)

src/HTMLValidator.php

@@ -113,7 +113,7 @@ public function validateUri(string $uri): Response
      */
     public function validateFile(string $file): Response
     {
-        $f = @\fopen($file, 'rb');
+        $f = @\fopen($file, 'r');
         if (false === $f) {
             throw new Exception(\error_get_last()['message']);
         }