Handle plural form on confirm message

Author: arnaud-deabreu

src/Symfony/Component/Messenger/Command/FailedMessagesRemoveCommand.php

@@ -83,7 +83,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
                 throw new RuntimeException('No failed messages were found with this filter.');
             }
 
-            if (!$io->confirm(\sprintf('There is %d messages to remove. Do you want to continue?', $idsCount))) {
+            if (!$io->confirm(\sprintf('There is %d message%s to remove. Do you want to continue?', $idsCount, $idsCount > 1 ? 's' : ''))) {
                 return 0;
             }
         }