updates Modernizr to 3.11.2

see https://github.com/Modernizr/Modernizr/releases/tag/v3.11.2

Author: roblarsen

Diff for: dist/index.html

@@ -26,7 +26,7 @@
 
   <!-- Add your site or application content here -->
   <p>Hello world! This is HTML5 Boilerplate.</p>
-  <script src="js/vendor/modernizr-3.11.1.min.js"></script>
+  <script src="js/vendor/modernizr-3.11.2.min.js"></script>
   <script src="js/plugins.js"></script>
   <script src="js/main.js"></script>