/**
  * Returns the actions provided by this form.
  *
  * For our add form, we only need to change the text of the submit button.
  *
  * @param array $form
  *   An associative array containing the structure of the form.
  * @param \Drupal\Core\Form\FormStateInterface $form_state
  *   An associative array containing the current state of the form.
  *
  * @return array
  *   An array of supported actions for the current entity form.
  */
 protected function actions(array $form, FormStateInterface $form_state)
 {
     $actions = parent::actions($form, $form_state);
     $actions['submit']['#value'] = $this->t('Create Migration Group');
     return $actions;
 }
 /**
  * Returns the actions provided by this form.
  *
  * For the edit form, we only need to change the text of the submit button.
  *
  * @param array $form
  *   An associative array containing the structure of the form.
  * @param \Drupal\Core\Form\FormStateInterface $form_state
  *   An associative array containing the current state of the form.
  *
  * @return array
  *   An array of supported actions for the current entity form.
  */
 public function actions(array $form, FormStateInterface $form_state)
 {
     $actions = parent::actions($form, $form_state);
     $actions['submit']['#value'] = t('Update Migration Group');
     return $actions;
 }