[FrameworkBundle][WebServerBundle] Revert deprecation of --env and --no-debug console options

This reverts commit 9f60ff8a4d80e86dff4891874a2cf531bd5ed847.
This reverts commit 31b5615b51a338bf73c93b148f46c7a5f8fe3b0f.

Author: Robin Chalas

CHANGELOG.md

@@ -15,8 +15,6 @@ CHANGELOG
  * Removed the `framework.messenger.encoder` and `framework.messenger.decoder` options. Use the `framework.messenger.serializer.id` option to replace the Messenger serializer. 
  * Deprecated the `ContainerAwareCommand` class in favor of `Symfony\Component\Console\Command\Command`
  * Made `debug:container` and `debug:autowiring` ignore backslashes in service ids
- * Deprecated `--env` and `--no-debug` console options, define the `APP_ENV` and `APP_DEBUG` environment variables or
-   parse input arguments as done in https://github.com/symfony/recipes/blob/master/symfony/console/3.3/bin/console instead
  * Deprecated the `Templating\Helper\TranslatorHelper::transChoice()` method, use the `trans()` one instead with a `%count%` parameter
  * Deprecated `CacheCollectorPass`. Use `Symfony\Component\Cache\DependencyInjection\CacheCollectorPass` instead.
  * Deprecated `CachePoolClearerPass`. Use `Symfony\Component\Cache\DependencyInjection\CachePoolClearerPass` instead.

Console/Application.php

@@ -62,19 +62,6 @@ public function getKernel()
      */
     public function doRun(InputInterface $input, OutputInterface $output)
     {
-        if ($input->hasParameterOption(array('-e', '--env'), true)) {
-            $notice = 'The "--env" option and its "-e" shortcut are deprecated since Symfony 4.2, set the "APP_ENV" environment variable instead.';
-            $io = (new SymfonyStyle($input, $output))->getErrorStyle();
-            $io->warning($notice);
-            @trigger_error($notice, E_USER_DEPRECATED);
-        }
-
-        if ($input->hasParameterOption('--no-debug', true)) {
-            $notice = 'The "--no-debug" option is deprecated since Symfony 4.2, set the "APP_DEBUG" environment variable to "0" instead.';
-            ($io ?? (new SymfonyStyle($input, $output))->getErrorStyle())->warning($notice);
-            @trigger_error($notice, E_USER_DEPRECATED);
-        }
-
         $this->kernel->boot();
 
         $this->setDispatcher($this->kernel->getContainer()->get('event_dispatcher'));