Merge branch '6.4' into 7.2

* 6.4:
  [VarExporter] Fix support for hooks and asymmetric visibility
  fix(process): use a pipe for stderr in pty mode to avoid mixed output between stdout and stderr
  [Cache] fix data collector

Author: nicolas-grekas

Tests/Fixtures/php/services_wither_lazy.php

@@ -76,7 +76,7 @@ class WitherProxy1991f2a extends \Symfony\Component\DependencyInjection\Tests\Co
     use \Symfony\Component\VarExporter\LazyProxyTrait;
 
     private const LAZY_OBJECT_PROPERTY_SCOPES = [
-        'foo' => [parent::class, 'foo', null],
+        'foo' => [parent::class, 'foo', null, 4],
     ];
 }
 

Tests/Fixtures/php/services_wither_lazy_non_shared.php

@@ -78,7 +78,7 @@ class WitherProxyE94fdba extends \Symfony\Component\DependencyInjection\Tests\Co
     use \Symfony\Component\VarExporter\LazyProxyTrait;
 
     private const LAZY_OBJECT_PROPERTY_SCOPES = [
-        'foo' => [parent::class, 'foo', null],
+        'foo' => [parent::class, 'foo', null, 4],
     ];
 }
 

composer.json

@@ -20,7 +20,7 @@
         "psr/container": "^1.1|^2.0",
         "symfony/deprecation-contracts": "^2.5|^3",
         "symfony/service-contracts": "^3.5",
-        "symfony/var-exporter": "^6.4|^7.0"
+        "symfony/var-exporter": "^6.4.20|^7.2.5"
     },
     "require-dev": {
         "symfony/yaml": "^6.4|^7.0",