upgrade

vendor/symfony/console/Tests/Fixtures/TestAmbiguousCommandRegistering.php

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+<?php
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class TestAmbiguousCommandRegistering extends Command
+{
+    protected function configure()
+    {
+        $this
+            ->setName('test-ambiguous')
+            ->setDescription('The test-ambiguous command')
+            ->setAliases(['test'])
+        ;
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $output->write('test-ambiguous');
+    }
+}