add stats icon example

source/_patterns/00-atoms/02-icons/icons.mustache

@@ -1060,4 +1060,13 @@
       <code>.ico--price-tags</code>
     </div>
   </div>
+
+  <div class="card">
+    <div class="flex justify-center items-center h-16 text-2xl border-b border-grey-100 bg-grey-50 p-2">
+      <i class="ico--stats-dots"></i>
+    </div>
+    <div class="card__body p-2 text-2xs">
+      <code>.ico--stats-dots</code>
+    </div>
+  </div>
 </div>