Fix typo in PagePackageInstallationPlugin

See #2545

diff --git a/wcfsetup/install/files/lib/system/package/plugin/PagePackageInstallationPlugin.class.php b/wcfsetup/install/files/lib/system/package/plugin/PagePackageInstallationPlugin.class.php
index c423f9cb10dd5397ecc4c7d1f971ccc77f17757c..81bf670690bfa1b7cd47691490882fc966e9ab16 100644 (file)
--- a/wcfsetup/install/files/lib/system/package/plugin/PagePackageInstallationPlugin.class.php
+++ b/wcfsetup/install/files/lib/system/package/plugin/PagePackageInstallationPlugin.class.php
@@ -525,7 +525,7 @@ class PagePackageInstallationPlugin extends AbstractXMLPackageInstallationPlugin
                                        }
                                        
                                        return $nestedOptions;
-                               }, atrue)
+                               }, true)
                                ->addValidator(new FormFieldValidator('selfParent', function(SingleSelectionFormField $formField) {
                                        /** @var TextFormField $identifier */
                                        $identifier = $formField->getDocument()->getNodeById('identifier');