Update carousel example JS path

'bootstrap.min.js' lives in '../bootstrap/js' now. Switch to the
minified version for a smaller download since this example is focused
on CSS changes, not JavaScript ones.

carousel/index.html

@@ -175,7 +175,7 @@
     ================================================== -->
     <!-- Placed at the end of the document so the pages load faster -->
     <script src="../assets/js/jquery.js"></script>
-    <script src="../dist/js/bootstrap.js"></script>
+    <script src="../bootstrap/js/bootstrap.min.js"></script>
     <script src="../assets/js/holder.js"></script>
   </body>
 </html>