Added link to left nav

Author: reshmabidikar

html5/_main_toc.html.slim

@@ -346,7 +346,10 @@ nav.sidebar-nav
           ul.nav.navbar-nav
             li
               a.nav-link href="/latest/what_is_aviate.html"
-                | What is Aviate?                                    
+                | What is Aviate?
+            li.bd-sidenav-active
+              a.nav-link href="/latest/aviate-pricing-hub.html"
+                | Aviate Pricing Hub Guide
             li.bd-sidenav-active
               a.nav-link href="/latest/how-to-install-the-aviate-plugin.html"
                 | Plugin Installation