Revert T "version_menu"

Author: celestehorgan

layouts/partials/navbar-version-selector.html

@@ -1,5 +1,5 @@
 <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-	{{ .Site.Params.version_menu }}
+	{{ T "version_menu" }}
 </a>
 <div class="dropdown-menu dropdown-menu-right" aria-labelledby="navbarDropdownMenuLink">
 	{{ range .Site.Params.versions }}