Fix: Typo in selector to use right initial `display` value of li elements

help/inline_help_capabilities.less

@@ -42,6 +42,6 @@ html.embedded {
         // fallback is block
         display: inherit;
         // list-item is browser specific and not covered by inherit
-        &li { display: list-item; }
+        & li { display: list-item; }
     }
 }