Merge branch '4.4' into 5.0

* 4.4: (27 commits)
  [Serializer] minor cleanup
  fix merge
  Run PHP 8 as 7.4.99
  Remove calls to deprecated ReflectionParameter::getClass().
  [VarDumper] fix PHP 8 support
  Add php 8 to travis.
  [Cache] Accessing undefined constants raises an Error in php8
  [Cache] allow DBAL v3
  Skip Doctrine DBAL on php 8 until we have a compatible version.
  [DomCrawler] Catch expected ValueError.
  Made method signatures compatible with their corresponding traits.
  [ErrorHandler] Apply php8 fixes from Debug component.
  [DomCrawler] Catch expected ValueError.
  [Validator] Catch expected ValueError.
  [VarDumper] ReflectionFunction::isDisabled() is deprecated.
  [BrowserKit] Raw body with custom Content-Type header
  [PropertyAccess] Parse php 8 TypeErrors correctly.
  [Intl] Fix call to ReflectionProperty::getValue() for static properties.
  [HttpKernel] Prevent calling method_exists() with non-string values.
  Fix wrong roles comparison
  ...

Author: nicolas-grekas

Crawler.php

@@ -1143,11 +1143,11 @@ private function convertToHtmlEntities(string $htmlContent, string $charset = 'U
 
         try {
             return mb_convert_encoding($htmlContent, 'HTML-ENTITIES', $charset);
-        } catch (\Exception $e) {
+        } catch (\Exception | \ValueError $e) {
             try {
                 $htmlContent = iconv($charset, 'UTF-8', $htmlContent);
                 $htmlContent = mb_convert_encoding($htmlContent, 'HTML-ENTITIES', 'UTF-8');
-            } catch (\Exception $e) {
+            } catch (\Exception | \ValueError $e) {
             }
 
             return $htmlContent;