added patch for solving drupal issue 2985882 call to a member function getLabel() after enabling layout_builder

Added patch file in the patches folder and update the composer in order to call it to be able to solve: Error: Call to a member function getLabel() on null in Drupal\layout_builder\Plugin\Derivative\FieldBlockDeriver->getDerivativeDefinitions() (line 111 of app/web/core/modules/layout_builder/src/Plugin/Derivative/FieldBlockDeriver.php)

followed this official drupal issue thread.