Wrap comments in a group that inherits layout. (#5805)

pendant/templates/single.html

@@ -13,11 +13,14 @@
 
 <!-- wp:post-content {"layout":{"inherit":true}} /-->
 
-<!-- wp:spacer {"height":"60px"} -->
-<div style="height:60px" aria-hidden="true" class="wp-block-spacer"></div>
-<!-- /wp:spacer -->
-
-<!-- wp:post-comments /-->
+<!-- wp:group {"layout":{"inherit":true}} -->
+<div class="wp-block-group">
+    <!-- wp:spacer {"height":60} -->
+    <div style="height:60px" aria-hidden="true" class="wp-block-spacer"></div>
+    <!-- /wp:spacer -->
+    <!-- wp:post-comments /-->
+</div>
+<!-- /wp:group -->
 
 <!-- wp:template-part {"slug":"footer","tagName":"footer","className":"site-footer-container"} /--></div>
 <!-- /wp:group -->