Issue #3512732 by grimreaper, laetitia_al: Actions buttons: add space between

Closes #3512732

src/Element/ElementProcessActions.php

@@ -21,6 +21,7 @@ class ElementProcessActions {
 
     // Change links into buttons.
     foreach ($element_object->children() as $child) {
+      $child->addClass('me-2');
       if (!$child->isType('link')) {
         continue;
       }