Address two coding standards issues caused by recent patches

modules/recurring_events_registration/src/Form/RegistrantForm.php

@@ -242,7 +242,7 @@ class RegistrantForm extends ContentEntityForm {
         '#type' => 'markup',
         '#prefix' => '<span class="registration-availability">',
         '#markup' => $this->t('Spaces Available: @availability', [
-          '@availability' => ($availability == -1) ? $this->t('Unlimited') : $availability
+          '@availability' => ($availability == -1) ? $this->t('Unlimited') : $availability,
         ]),
         '#suffix' => '</span>',
         '#weight' => -99,

src/Plugin/Field/FieldFormatter/EventInstanceDateFormatter.php

@@ -155,7 +155,7 @@ class EventInstanceDateFormatter extends EntityReferenceFormatterBase {
       $elements[$delta]['#cache']['tags'] = $entity->getCacheTags();
     }
 
-    usort($elements, function($a, $b) {
+    usort($elements, function ($a, $b) {
       $a_date = $a['#options']['entity']->date->start_date->getTimestamp();
       $b_date = $b['#options']['entity']->date->start_date->getTimestamp();
       if ($a_date == $b_date) {