Update nav.html

Author: TomWFox

_includes/nav.html

@@ -5,9 +5,9 @@
         </a>
         <ul>
             <a href="https://docs.parseplatform.org" target="_blank"><li>Docs</li></a>
-            <a href="//blog.parseplatform.org" target="_blank"><li>Blog</li></a>
-            <a href="//community.parseplatform.org" target="_blank"><li>Community</li></a>
-            <a href="//opencollective.com/parse-server" target="_blank"><li>Back Us</li></a>
+            <a href="https://blog.parseplatform.org" target="_blank"><li>Blog</li></a>
+            <a href="https://community.parseplatform.org" target="_blank"><li>Community</li></a>
+            <a href="https://opencollective.com/parse-server" target="_blank"><li>Back Us</li></a>
         </ul>
     </div>
 </nav>