minor #2839 Fix link script by adding Bridges support (Kocal)

This PR was merged into the 2.x branch.

Discussion
----------

Fix `link` script by adding Bridges support

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no <!-- please update src/**/CHANGELOG.md files -->
| Docs?         | no <!-- required for new features -->
| Issues        | Fix #... <!-- prefix each issue number with "Fix #", no need to create an issue if none exist, explain below instead -->
| License       | MIT

Spotted while working with `@Valmonzo`, `link` didn't work for Map Bridges :)
<!--
Replace this notice by a description of your feature/bugfix.
This will help reviewers and should be a good start for the documentation.

Additionally (see https://symfony.com/releases):
 - Always add tests and ensure they pass.
 - For new features, provide some code snippets to help understand usage.
 - Features and deprecations must be submitted against branch main.
 - Update/add documentation as required (we can help!)
 - Changelog entry should follow https://symfony.com/doc/current/contributing/code/conventions.html#writing-a-changelog-entry
 - Never break backward compatibility (see https://symfony.com/bc).
-->

Commits
-------

7e305cc Fix `link` script by adding Bridges support

Author: Kocal

link

@@ -38,7 +38,7 @@ if (!is_dir("$pathToProject/vendor/symfony")) {
 $sfPackages = array();
 
 $filesystem = new Filesystem();
-$directories = glob(__DIR__.'/src/*', GLOB_ONLYDIR | GLOB_NOSORT);
+$directories = [...glob(__DIR__.'/src/*', GLOB_ONLYDIR | GLOB_NOSORT), ...glob(__DIR__.'/src/*/src/Bridge/*', GLOB_ONLYDIR | GLOB_NOSORT)];
 
 foreach ($directories as $dir) {
     if ($filesystem->exists($composer = "$dir/composer.json")) {