feature #23887 [Console] Allow commands to provide a default name for compile time registration (chalasr, nicolas-grekas)

This PR was merged into the 3.4 branch.

Discussion
----------

[Console] Allow commands to provide a default name for compile time registration

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #23796
| License       | MIT
| Doc PR        | symfony/symfony-docs#8147

Commits
-------

eda7d42955 [Console] Add protected static $defaultName to set the default name of a Command
5d9ae6b56f [Console] Allow commands to provide a default name for compile time registration

Author: fabpot

Command/XliffLintCommand.php

@@ -26,6 +26,8 @@
  */
 class XliffLintCommand extends Command
 {
+    protected static $defaultName = 'lint:xliff';
+
     private $format;
     private $displayCorrectFiles;
     private $directoryIteratorProvider;
@@ -45,7 +47,6 @@ public function __construct($name = null, $directoryIteratorProvider = null, $is
     protected function configure()
     {
         $this
-            ->setName('lint:xliff')
             ->setDescription('Lints a XLIFF file and outputs encountered errors')
             ->addArgument('filename', null, 'A file or a directory or STDIN')
             ->addOption('format', null, InputOption::VALUE_REQUIRED, 'The output format', 'txt')