Upgrade framework

vendor/symfony/var-dumper/Exception/ThrowingCasterException.php

@@ -17,10 +17,10 @@ namespace Symfony\Component\VarDumper\Exception;
 class ThrowingCasterException extends \Exception
 {
     /**
-     * @param \Exception $prev The exception thrown from the caster
+     * @param \Throwable $prev The exception thrown from the caster
      */
-    public function __construct(\Exception $prev)
+    public function __construct(\Throwable $prev)
     {
-        parent::__construct('Unexpected '.get_class($prev).' thrown from a caster: '.$prev->getMessage(), 0, $prev);
+        parent::__construct('Unexpected '.\get_class($prev).' thrown from a caster: '.$prev->getMessage(), 0, $prev);
     }
 }