fix: overflow when the gallery is inside other containers [skip ci]

Fix the fix in #2653

This is a simple fix, hopefully it will be fully resolved in the future.

layouts/shortcodes/carousel.html

@@ -19,7 +19,7 @@
 {{ end }}
 
 
-<div class="width-patch"></div>
+{{ if not .Parent }}<div class="width-patch"></div>{{ end }}
 <div
   id="{{ $id }}"
   class="relative"