fixup! Define strategy how to transfer HTML attributes to the compone…

…nt and accordingly modify the `TabsItem` component

CONTRIBUTING.md

@@ -166,12 +166,10 @@ To keep React UI consistent and predictable the following guidelines should be o
    should return `null` when no children are provided.
 2. When forwarding HTML attributes to the component the following rules should
     be observed:
-    1. If the component internally instantiates an interactive
-        (clickable/editable) element, the attributes should be forwarded to it.
-    2. If the component internally instantiates multiple interactive
+    1. If the component internally instantiates one or more interactive
         (clickable/editable) elements, the attributes should be forwarded to
-        them.
-    3. If the component does not internally instantiate an interactive
+       all of them.
+    2. If the component does not internally instantiate an interactive
         (clickable/editable) element, the attributes should be forwarded to the
         root element of the component.