[Cache] Throw ValueError in debug mode when serialization fails

Author: nicolas-grekas

Resources/config/cache.php

@@ -217,6 +217,7 @@
         ->set('cache.default_marshaller', DefaultMarshaller::class)
             ->args([
                 null, // use igbinary_serialize() when available
+                '%kernel.debug%',
             ])
 
         ->set('cache.early_expiration_handler', EarlyExpirationHandler::class)