minor #495 Fix test with symfony/config:^7.2 (alexandre-daubois)

This PR was merged into the 3.x-dev branch.

Discussion
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Fix test with `symfony/config:^7.2`

Following symfony/symfony#58490 (comment). Until the Symfony PR, null wasn't supported in boolean nodes and defaulted to true.

Commits
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3fd3da1 Fix test with `symfony/config:^7.2`

Author: derrabus

Tests/DependencyInjection/ConfigurationTest.php

@@ -11,6 +11,7 @@
 
 namespace Symfony\Bundle\MonologBundle\Tests\DependencyInjection;
 
+use Composer\InstalledVersions;
 use Monolog\Logger;
 use PHPUnit\Framework\TestCase;
 use Symfony\Bundle\MonologBundle\DependencyInjection\Configuration;
@@ -534,7 +535,13 @@ public function testWithProcessPsr3Messages(array $configuration, array $process
     public function processPsr3MessagesProvider(): iterable
     {
         yield 'Not specified' => [[], ['enabled' => null]];
-        yield 'Null' => [['process_psr_3_messages' => null], ['enabled' => true]];
+
+        if (version_compare(InstalledVersions::getVersion('symfony/config'), '7.2', '>=')) {
+            yield 'Null' => [['process_psr_3_messages' => null], ['enabled' => null]];
+        } else {
+            yield 'Null' => [['process_psr_3_messages' => null], ['enabled' => true]];
+        }
+
         yield 'True' => [['process_psr_3_messages' => true], ['enabled' => true]];
         yield 'False' => [['process_psr_3_messages' => false], ['enabled' => false]];