Fix navbar missing an item in the dropdown (#509)

Signed-off-by: Emruz Hossain <hossainemruz@gmail.com>

layouts/partials/navigators/navbar.html

@@ -87,7 +87,7 @@
           <li class="nav-item dropdown">
             <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">{{i18n "more" }}</a>
             <div class="dropdown-menu" aria-labelledby="navbarDropdown">
-                {{ $sectionCount := 0 }}
+                {{ $sectionCount := 1 }}
                 {{ range sort $sections "section.weight" }}
                   {{ if and (.section.enable) (.section.showOnNavbar) }}
                     {{ $sectionCount  = add $sectionCount 1}}