Issue #3265874: Do not allow apply if active and staged composer locks are identical.

package_manager/tests/src/Kernel/ExcludedPathsTest.php

@@ -14,6 +14,18 @@ use Drupal\package_manager\EventSubscriber\ExcludedPathsSubscriber;
  */
 class ExcludedPathsTest extends PackageManagerKernelTestBase {
 
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp(): void {
+    parent::setUp();
+    // In this test, we want to perform the actual staging operations but
+    // package_manager_bypass bypass the package manager's staging operations,
+    // therefore lock file validator may cause the tests to fail as it tests the
+    // active and staged composer locks.
+    $this->disableValidators[] = 'package_manager.validator.lock_file';
+  }
+
   /**
    * {@inheritdoc}
    */